@misc{indiciae9e3cd62e7165, title = {Comparison of three methods for 17 alpha-hydroxyprogesterone.}, author = {V D Castracane and T Gimpel}, year = {1997}, doi = {10.1002/(sici)1098-2825(1997)11:4<179::aid-jcla1>3.0.co;2-4}, url = {https://pubmed.ncbi.nlm.nih.gov/9219057/}, note = {Source identifier: 9219057} }