| MRHA | mannose-resistant hemagglutination |
|---|---|
| MSHA | mannose-sensitive hemagglutination; Mine Safety and Health Administration |
| PH | parathyroid hormone; partial hepatectomy; partial hysterectomy; passive hemagglutination; past histo... |
| PHA | passive hemagglutination [test]; peripheral hyperalimentation; phenylalanine; phytohemagglutinin; ph... |
| PHA-NSP | passive hemagglutination to nonstructural protein |