TY - GEN AU - Naeser,K AU - Hjortdal,J O TI - Bivariate analysis of surgically induced regular astigmatism. Mathematical analysis and graphical display SN - 0275-5408 PY - 2000///0111 KW - Astigmatism KW - etiology KW - Cataract Extraction KW - Corneal Topography KW - Humans KW - Models, Biological KW - Multivariate Analysis N1 - Publication Type: Comparative Study; Journal Article; Research Support, Non-U.S. Gov't ER -