TY - GEN AU - Jones,R W AU - Gregson,N M AU - Elstein,M TI - Effect of copper-containing intrauterine contraceptive devices on human cells in culture SN - 0007-1447 PY - 1973///0831 KW - Amniotic Fluid KW - cytology KW - Cells, Cultured KW - Copper KW - analysis KW - Epithelial Cells KW - Fetus KW - Fibroblasts KW - drug effects KW - Histocytochemistry KW - Humans KW - Intrauterine Devices KW - Microscopy, Phase-Contrast KW - Skin KW - Statistics as Topic N1 - Publication Type: Journal Article UR - https://doi.org/10.1136/bmj.2.5865.520 ER -