1. An address delivered before the Medical Society of the State of Pennsylvania at its annual session: held in West Chester, in May 1857 Author(s): La Roche, R. (René), 1795-1872 Publication: Philadelphia : T.K. & P.G. Collins, printers, 1857 Subject(s): Societies, MedicalEducation, MedicalPennsylvaniaMedical Society of the State of Pennsylvania.
