The circalunar cycle of salivary testosterone and the visual-spatial performance.
Our authors: Celec Peter
All authors: Celec P, Ostatnikova D, Putz Z, Kudela M

Bratislavske Lekarske Listy, 103 (2): 59-69, 2002

http://bmj.fmed.uniba.sk/2002/10302-04.pdf