TY  - RPRT
TI  - Steroid epimers studied by different mass spectrometric methods.
AU  - Marianna Mák
AU  - Erzsébet Francsics-Czinege
AU  - Zoltán Tuba
PY  - 2004
DO  - 10.1016/j.steroids.2004.09.013
UR  - https://pubmed.ncbi.nlm.nih.gov/15582539/
ID  - 15582539
ER  -