| Members | acceptabilityId | 
| p-Toluenediamine | Preferred (foundation metadata concept) | 
| p-Toluenediamine (substance) | Preferred (foundation metadata concept) | 
| p-Toluenediamine sulfate | Preferred (foundation metadata concept) | 
| p-Toluenediamine sulfate | Preferred (foundation metadata concept) | 
| p-Toluenediamine sulfate (product) | Preferred (foundation metadata concept) | 
| p-Toluenediamine sulfate (substance) | Preferred (foundation metadata concept) | 
| p-aminodiphenyl | Acceptable (foundation metadata concept) | 
| p-aminophenol | Preferred (foundation metadata concept) | 
| p-aminophenol (substance) | Preferred (foundation metadata concept) | 
| p-aminophenol only product | Preferred (foundation metadata concept) | 
| p-aminophenol-containing product | Preferred (foundation metadata concept) | 
| p-aminosalicylic acid | Acceptable (foundation metadata concept) | 
| p-biphenylamine | Acceptable (foundation metadata concept) | 
| p-chlorobenzoic acid | Acceptable (foundation metadata concept) | 
| p-coumaric acid | Preferred (foundation metadata concept) | 
| p-coumaric acid (substance) | Preferred (foundation metadata concept) | 
| p-di-Isobutylphenoxypolyethoxyethanol | Preferred (foundation metadata concept) | 
| p-di-Isobutylphenoxypolyethoxyethanol (substance) | Preferred (foundation metadata concept) | 
| p-di-Isobutylphenoxypolyethoxyethanol adverse reaction | Preferred (foundation metadata concept) | 
| p-di-Isobutylphenoxypolyethoxyethanol adverse reaction (disorder) | Preferred (foundation metadata concept) | 
| p-di-Isobutylphenoxypolyethoxyethanol only product | Preferred (foundation metadata concept) | 
| p-di-Isobutylphenoxypolyethoxyethanol-containing product | Preferred (foundation metadata concept) | 
| p-dihydroxybenzene | Acceptable (foundation metadata concept) | 
| p-hydroxybenzoate | Acceptable (foundation metadata concept) | 
| p-hydroxybenzoate hydroxylase | Acceptable (foundation metadata concept) | 
| p-hydroxyhippuric acid | Acceptable (foundation metadata concept) | 
| p-hydroxyphenyl-acetate 3-hydroxylase | Acceptable (foundation metadata concept) | 
| p-methyl hippurate | Acceptable (foundation metadata concept) | 
| p-methylaminophenol | Preferred (foundation metadata concept) | 
| p-methylaminophenol (substance) | Preferred (foundation metadata concept) | 
| p-methylaminophenol hydrochloride | Preferred (foundation metadata concept) | 
| p-methylaminophenol hydrochloride (substance) | Preferred (foundation metadata concept) | 
| p-methylaminophenol only product | Preferred (foundation metadata concept) | 
| p-methylaminophenol sulfate | Preferred (foundation metadata concept) | 
| p-methylaminophenol sulfate (substance) | Preferred (foundation metadata concept) | 
| p-methylaminophenol-containing product | Preferred (foundation metadata concept) | 
| p-nitrobiphenyl | Preferred (foundation metadata concept) | 
| p-nitrobiphenyl (substance) | Preferred (foundation metadata concept) | 
| p-phenylenediamine | Preferred (foundation metadata concept) | 
| p-phenylenediamine (substance) | Preferred (foundation metadata concept) | 
| p-phenylenediamine only product | Preferred (foundation metadata concept) | 
| p-phenylenediamine-containing product | Preferred (foundation metadata concept) | 
| p-tert-Butylphenol | Preferred (foundation metadata concept) | 
| p-tert-Butylphenol (substance) | Preferred (foundation metadata concept) | 
| p-tert-butyl phenol formaldehyde resin | Acceptable (foundation metadata concept) | 
| p-tert-butylphenol | Preferred (foundation metadata concept) | 
| p-tert-butylphenol (substance) | Preferred (foundation metadata concept) | 
| p-tert-butylphenol only product | Preferred (foundation metadata concept) | 
| p-tert-butylphenol-containing product | Preferred (foundation metadata concept) | 
| p-tert-butyltoluene | Preferred (foundation metadata concept) | 
| p-tert-butyltoluene (substance) | Preferred (foundation metadata concept) | 
| p-tertiary-butylphenol formaldehyde resin | Acceptable (foundation metadata concept) | 
| p-xylene | Acceptable (foundation metadata concept) | 
| p.m. serum specimen | Preferred (foundation metadata concept) | 
| p.m. serum specimen (specimen) | Preferred (foundation metadata concept) | 
| p.m. specimen | Preferred (foundation metadata concept) | 
| p.m. specimen (specimen) | Preferred (foundation metadata concept) | 
| p.m. trough specimen | Preferred (foundation metadata concept) | 
| p.m. trough specimen | Preferred (foundation metadata concept) | 
| p.m. trough specimen (qualifier value) | Preferred (foundation metadata concept) | 
| p.m. trough specimen (specimen) | Preferred (foundation metadata concept) | 
| p.p. - Post-prandial | Acceptable (foundation metadata concept) | 
| p1 specific IgE antibody measurement | Acceptable (foundation metadata concept) | 
| p110-delta-activating mutation causing senescent T cells, lymphadenopathy and immunodeficiency | Acceptable (foundation metadata concept) | 
| p150,95 | Acceptable (foundation metadata concept) | 
| p2 specific IgE antibody measurement | Acceptable (foundation metadata concept) | 
| p27 (cyclin dependent kinase inhibitor) Ag | Preferred (foundation metadata concept) | 
| p27 (cyclin dependent kinase inhibitor) antigen | Acceptable (foundation metadata concept) | 
| p4 specific IgE antibody measurement | Acceptable (foundation metadata concept) | 
| p40 | Acceptable (foundation metadata concept) | 
| pCO2 - Partial pressure of carbon dioxide in blood | Acceptable (foundation metadata concept) | 
| pH | Acceptable (foundation metadata concept) | 
| pH | Acceptable (foundation metadata concept) | 
| pH - finding | Preferred (foundation metadata concept) | 
| pH - observation | Acceptable (foundation metadata concept) | 
| pH measurement | Preferred (foundation metadata concept) | 
| pH measurement (procedure) | Preferred (foundation metadata concept) | 
| pH measurement, arterial | Preferred (foundation metadata concept) | 
| pH measurement, arterial (procedure) | Preferred (foundation metadata concept) | 
| pH measurement, body fluid | Preferred (foundation metadata concept) | 
| pH measurement, body fluid (procedure) | Preferred (foundation metadata concept) | 
| pH measurement, vaginal fluid | Preferred (foundation metadata concept) | 
| pH measurement, vaginal fluid (procedure) | Preferred (foundation metadata concept) | 
| pH measurement, venous | Preferred (foundation metadata concept) | 
| pH measurement, venous (procedure) | Preferred (foundation metadata concept) | 
| pH meter | Preferred (foundation metadata concept) | 
| pH meter (physical object) | Preferred (foundation metadata concept) | 
| pH monitoring capsule | Preferred (foundation metadata concept) | 
| pH monitoring capsule (physical object) | Preferred (foundation metadata concept) | 
| pH observations | Preferred (foundation metadata concept) | 
| pH observations (finding) | Preferred (foundation metadata concept) | 
| pH of arterial cord blood | Acceptable (foundation metadata concept) | 
| pH of sample | Acceptable (foundation metadata concept) | 
| pH of stool | Acceptable (foundation metadata concept) | 
| pH of umbilical cord arterial blood | Preferred (foundation metadata concept) | 
| pH of umbilical cord arterial blood (observable entity) | Preferred (foundation metadata concept) | 
| pH of umbilical cord venous blood | Preferred (foundation metadata concept) | 
| pH of umbilical cord venous blood (observable entity) | Preferred (foundation metadata concept) | 
| pH of venous cord blood | Acceptable (foundation metadata concept) | 
| pH pattern | Preferred (foundation metadata concept) | 
| pH pattern (qualifier value) | Preferred (foundation metadata concept) |