TY - GEN AU - Gasset,A R AU - Hinson,W A AU - Frias,J L TI - Genetics in keratoconus: A, B, O blood groups SN - 0003-4886 PY - 1978///0915 KW - ABO Blood-Group System KW - Humans KW - Keratoconus KW - blood KW - Rh-Hr Blood-Group System N1 - Publication Type: Journal Article; Research Support, U.S. Gov't, P.H.S ER -