| AAM | acute aseptic meningitis; American Academy of Microbiology; amino acid mixture; African American Mal... |
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| AAMA | American Academy of Medical Administrators; American Association of Medical Assistants |
| AAMC | American Association of Medical Clinics; Association of American Medical Colleges |
| AAMD | American Academy of Medical Directors; American Association of Mental Deficiency |
| AAMP | American Academy of Maxillofacial Prosthetics; American Academy of Medical Prevention |
| liquid human serum | The pool of fluids separated from blood withdrawn from human subjects and allowed to clot in the absence of any anticoagulant; not more than 10 separate donations are pooled; the contributions from donors of A, O, and either B or AB groups are represented in approximately the ratio 9:9:2. (05 Mar 2000) |
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