| #2371 | Progress in nucleic acid research and molecular biology. -- New York : Academic Press, 1964-. -- ISSN 0079-6603 |
| #2372 | Progress in respiration research. -- Basel : Karger, 1969-1994. -- ISSN 0079-6751 |
| #2373 | Progress in respiratory research. -- Basel : Karger, 1997-. -- ISSN 1422-2140 |
| #2374 | Progress in surgery. -- Basel : Karger, 1961-. -- ISSN 0079-6824 |
| #2375 | Proktologia. -- Warsaw : Medical Communications, 2000-. -- ISSN 1640-5382 |
| #2376 | Propsy : Časopis pro moderní psychologii. -- Praha : Portál, 1995-1999. -- ISSN 1211-5886 |
| #2377 | Prostaglandins. -- New York : Elsevier Science, 1972-1997. -- ISSN 0090-6980 |
| #2378 | Prostaglandins and medicine. -- Edinbourgh : Churchill Livingstone, 1978-1981. -- ISSN 0161-4630 |
| #2379 | Prostaglandins, leukotrienes and essential fatty acids. -- New York : Churchill Livingstone, 1988-. -- ISSN 0952-3278 print. -- ISSN 1532-2823 online |
| #2380 | Prostaglandins leukotrienes and medicine. -- Edinbourgh : Churchill Livingstone, 1982-1987. -- ISSN 0262-1746 |