The<unk>  of medicine<unk> s,<unk> ists, or<unk> i, ) was a<unk>  of medicine founded in Alexandria the middle of the third century BC. The<unk>  was a major influence on ancient Greek and Roman medicine. The<unk> 's name is derived from the word (ἐμπειρία "experience") because they professed to derive their knowledge from experiences only, and in doing so set themselves in opposition to the Dogmatic<unk> . The sect survived at least into the 4th century AD. The doctrines of this<unk>  are described by Aulus Cornelius Celsus in the introduction to his De Medicina.
Empiric school
Eclectic school
Methodic school
Free clinic
Lunatic asylum
Foundation school 
TreeHouse School
Psychical school