A treatise on phrensy: wherein the cause of that disorder, as assigned by the galenists, is refuted [electronic resource] : And their method of curing the phrensy, with their various prescriptions at large, are exploded. The true cause set in a clear light, according to hippocrates, and the most eminent amongst the modern physicians; together with the prescriptions that effectually cure that malady. Translated from the Latin of P. Frings, M.D. and some time physician to Don Francisco, late infant of Portugal.