title: Arthur Ferguson MacCallan: trachoma pioneer in Egypt 1903-1923.
authors: Michael
authors: M
authors: MacCallan
mesh_terms: D004534:Egypt; D049672:History, 19th Century; D049673:History, 20th Century; D006801:Humans; D009885:Ophthalmology / Q000266:history*; D014141:Trachoma / Q000266:history*; D006113:United Kingdom
keywords: Medical Education