1. Deductions from ninety-one (91) cases of rheumatism: being a consideration of the report of the Committee on the Collective Investigation of Disease of the Medical Society of the State of Pennsylvania Author(s): Edwards, William A. (William Aloysius), 1860-1933, author Publication: [Philadelphia?] : [publisher not identified], [1886?] Subject(s): Rheumatic Diseases -- epidemiologyPennsylvania