TY - GEN AU - Bérard,P V AU - Berthon,J AU - Reydy,R TI - [Practical value of the AC-A ratio] SN - 0081-1270 PY - 1972///0912 KW - Accommodation, Ocular KW - Humans KW - Vision Disorders KW - diagnosis KW - Vision Tests N1 - Publication Type: Journal Article ER -