A. Syska

Inverse correlation between sperm concentration and number of androgen receptor CAG repeats in normal men.

E. Nieschlag, M. Simoni, S. von Eckardstein, 2001, The Journal of clinical endocrinology and metabolism.

Induction of spermatogenesis by recombinant follicle-stimulating hormone (puregon) in hypogonadotropic azoospermic men who failed to respond to human chorionic gonadotropin alone.

H. Burger, N. Skakkebaek, A. Giwercman, 2003, Journal of andrology.

Long-term beta adrenoceptor-mediated alteration in contractility and expression of phospholamban and sarcoplasmic reticulum Ca(++)-ATPase in mammalian ventricle.

F. Müller, W. Schmitz, H. Baba, 1998, The Journal of pharmacology and experimental therapeutics.