TY  - RPRT
TI  - Measuring quantitative serum human chorionic gonadotropin. Variations in levels between kits.
AU  - C B Smikle
AU  - K A Sorem
AU  - F H Wians
AU  - G D Hankins
PY  - 1995
UR  - https://pubmed.ncbi.nlm.nih.gov/7650656/
ID  - 7650656
ER  -