@misc{indiciae0b021c4c4642, title = {An automated solid-phase 17 alpha-hydroxyprogesterone ELISA method using a microtitre plate.}, author = {K H Yeo and P A Elder and J G Lewis}, year = {1988}, doi = {10.1177/000456328802500318}, url = {https://pubmed.ncbi.nlm.nih.gov/3041905/}, note = {Source identifier: 3041905} }