TY - GEN AU - Sprague,C TI - Creatinine, a parameter of fetal maturity SN - 0017-8594 PY - 1973///0109 KW - Amniocentesis KW - Amniotic Fluid KW - analysis KW - Creatinine KW - Embryonic and Fetal Development KW - Gestational Age KW - Humans N1 - Publication Type: Journal Article ER -