[Synthesis and pharmacological activity of betulin dinicotinate].
Flekhter OB, Karachurina LT, Nigmatullina LR, Sapozhnikova TA, Baltina LA, Zarudiĭ FS, Galin FZ, Spirikhin LV, Tolstikov GA, Pliasunova OA.
Flekhter OB, et al. Among authors: nigmatullina lr.
Bioorg Khim. 2002 Nov-Dec;28(6):543-50. doi: 10.1023/a:1021297600187.
Bioorg Khim. 2002.
PMID: 12528466
Russian.