(Q71417370)
Statements
Identification of 11-beta,17-alpha-dihydroxy-3, 20-dioxo-4-pregnene-21-al-1,2-3H (21-dehydrocortisol-1, 2-3H) and 11-beta-hydroxy-4-androstene-3, 17-dione-1, 2-3H as contaminants in preparations of cortisol (English)
C Monder