TY - GEN AU - Schneider,J J AU - Lewbart,M L TI - Paper chromatographic evaluation of the contribution to polarity of hydroxyl and other groups at the C-17, C-20 and C-21 positions of the pregnane side chain PY - 1968///0814 KW - Chromatography, Paper KW - Models, Structural KW - Pregnanes KW - analysis N1 - Publication Type: Journal Article UR - https://doi.org/10.1016/s0021-9673(01)82386-4 ER -