A rare retrovesical hydatid cyst and value of transrectal ultrasonography in diagnosis: a case report and review of the literature.
Unal E, Keles M, Yazgan S, Karcaaltincaba M.
Med Ultrason. 2017 Jan 31;19(1):111-113. doi: 10.11152/mu-944.
PMID:28180204
A new class of long-acting hormonal steroid preparation: synthesis of dimeric ethynodiol and nortestosterone, of dimeric and trimeric androgens and of some dimeric combinations of steroids.