@misc{indiciae9a746f3f1c71, title = {Pregnancy testing. 2. Radioreceptor assay.}, author = {C A Horwitz and C Y Lee}, year = {1978}, doi = {10.1080/00325481.1978.11714864}, url = {https://pubmed.ncbi.nlm.nih.gov/652673/}, note = {Source identifier: 652673} }