TY - RPRT TI - Involutional blepharoptosis. A histopathological study. AU - R K Dortzbach AU - F C Sutula PY - 1980 DO - 10.1001/archopht.1980.01020040897022 UR - https://pubmed.ncbi.nlm.nih.gov/7436841/ ID - 7436841 ER -