R L Leff, J P Case. Show Affiliations »
Abstract
Entities: Chemical Disease
Mesh: See more » AgedArthritis, Rheumatoid/drug therapyHumansMaleMethotrexate/adverse effectsMethotrexate/therapeutic usePneumonia, Pneumocystis/etiology
Substances: See more » Methotrexate
Year: 1990 PMID: 2334088 DOI: 10.7326/0003-4819-112-9-716_1
Source DB: PubMed Journal: Ann Intern Med ISSN: 0003-4819 Impact factor: 25.391