| #271 | American journal of roentgenology. -- Baltimore : American Roentgen Ray Society, 1976-. -- ISSN 0361-803X print. -- ISSN 1546-3141 online |
| #272 | The American journal of surgery. -- New York : Paul B. Hoeber, 1905-. -- ISSN 0002-9610 print. -- ISSN 1879-1883 online |
| #273 | The American journal of surgical pathology. -- Philadelphia : Lippincott Williams and Wilkins, 1977-. -- ISSN 0147-5185 print. -- ISSN 1532-0979 online |
| #274 | The American journal of the medical sciences. -- Philadelphia : Lippincott Williams & Wilkins, 1827-. -- ISSN 0002-9629 print. -- ISSN 1538-2990 online |
| #275 | The American journal of the medical sciences. -- Philadelphia : Lippincott Williams & Wilkins, 1827-. -- ISSN 0002-9629 print. -- ISSN 1538-2990 online |
| #276 | American journal of transplantation. -- Oxford : Blackwell, 2001-. -- ISSN 1600-6135 print. -- ISSN 1600-6143 online |
| #277 | American journal of transplantation. -- Praha : AT mediprint, 2011-. -- ISSN 1804-8641 |
| #278 | The American journal of tropical medicine and hygiene. -- Lawrence : Allen, 1952-. -- ISSN 0002-9637 print. -- ISSN 1476-1645 online |
| #279 | American Medical Writers Association journal. -- Bethesda : American Medical Writers Association, 1986-. -- ISSN 1075-6361 |
| #280 | American Professional pharmacist. -- UNITED STATES : [Port Washington, N.Y., etc., American Professional Pharmacist], 1935-1969. -- ISSN 0096-0349 |