2-Ethyl-3-O-sulphamoyl-estra-1,3,5(10)16-tetraene causes cell death via the intrinsic pathway of apoptosis - Wolmarans, E.; Joubert, A.M. (Suid-Afrikaans Tydskrif vir Natuurwetenskap en Tegnologie / South African Journal of Science and Technology, 2014)