| #21 | Allgemeinmedizin. -- Berlin : Springer, 1985-1990. -- ISSN 0257-3199 |
| #22 | AM review : aktuality z medicíny a systému zdravotní péče. -- Praha : Ambit Media, 2015-2017. -- ISSN 2336-732 print. -- ISSN 2336-7334 online |
| #23 | American journal of medical technology. -- Houston : American Society for Medical Technology, 1976-1983. -- ISSN 0148-8759 |
| #24 | American journal of medicine. -- Newton : Cahners Publishing, 1946-. -- ISSN 0002-9343 print. -- ISSN 1555-7162 online |
| #25 | The American journal of the medical sciences. -- Philadelphia : Lippincott Williams & Wilkins, 1827-. -- ISSN 0002-9629 print. -- ISSN 1538-2990 online |
| #26 | The American journal of the medical sciences. -- Philadelphia : Lippincott Williams & Wilkins, 1827-. -- ISSN 0002-9629 print. -- ISSN 1538-2990 online |
| #27 | American Professional pharmacist. -- UNITED STATES : [Port Washington, N.Y., etc., American Professional Pharmacist], 1935-1969. -- ISSN 0096-0349 |
| #28 | American review of tuberculosis. -- Baltimore : National Tuberculosis Association, 1917-1954. -- ISSN 0096-0381 |
| #29 | AMI Reropt : Aktuální medicínské informace. -- Brno : Ami studio, 1993-1999. -- ISSN 1211-3530 |
| #30 | Anais Paulistas de Medicina e Cirurgia. -- Sao Paulo : Real e Benemerita Sociedade Portuguesa de Sao Paulo, 1913-. -- ISSN 0003-245X |