| #51 | Microbial drug resistance : Mechanisms, epidemiology, and disease. -- New Rochelle : Mary Ann Liebert, 1995-. -- ISSN 1076-6294 print. -- ISSN 1931-8448 online |
| #52 | Microbiología. -- Madrid : Sociedad Espanola de Microbiología, 1985-1997. -- ISSN 0213-4101 |
| #53 | Microbiología espanola. -- Madrid : Consejo Superior de Investigaciones Cientificas, 1947-1986. -- ISSN 0026-2595 |
| #54 | Microbiological reviews. -- Washington : American Society for Microbiology, 1978-1996. -- ISSN 0146-0749 |
| #55 | Microbiology abstracts, Section B, Bacteriology. -- London : Information Retrieval, 1972-. -- ISSN 0300-8398 print. -- ISSN 1555-4481 online |
| #56 | Microbiology and immunology. -- Tokyo : Center for Academic Publications, 1977-. -- ISSN 0385-5600 print. -- ISSN 1348-0421 online |
| #57 | Microbiology and molecular biology reviews. -- Washington : American Society for Microbiology, 1997-. -- ISSN 1092-2172 |
| #58 | Microbiology Spectrum. -- Washington : American Society for Microbiology, 2013-. -- ISSN 2165-0497 print. -- ISSN 2165-0497 online |
| #59 | Mikrobiologičeskij žurnal. -- Kijev : Naukova dumka, 1978-. -- ISSN 0201-8462 |
| #60 | Mikrobiologija. -- Moskva : Nauka, 1932-. -- ISSN 0026-3656 |