1. The influence of country and race in the etiology of trachoma Author(s): Burnett, Swan M. (Swan Moses), 1847-1906 author Publication: New York : The Transatlantic Publishing Company, [1896?] Subject(s): Trachoma -- etiologyTrachoma -- epidemiologyTrachoma -- ethnology
2. Racial influence in the etiology of trachoma Author(s): Burnett, Swan M. (Swan Moses), 1847-1906, author Publication: Phila. : Lea Brothers & Co., [1890] Subject(s): Trachoma -- etiologyTrachoma -- ethnologyIreland -- ethnology