TY - RPRT TI - Intracapsular cataract extraction using alpha-chymo-trypsin. AU - J E COGAN AU - H M SYMONS AU - D C GIBBS PY - 1959 DO - 10.1136/bjo.43.4.193 UR - https://pubmed.ncbi.nlm.nih.gov/13638511/ ID - 13638511 ER -