Eric
Pratchett, Terry
Discworld (9)
Mogworld
Yahtzee Croshaw
Archangel's Kiss
Nalini Singh
By His Bootstraps
Robert A. Heinlein
The effects of androgen depletion on human erectile function: ...
C Bettocchi & F Palumbo & L Cormio & P Ditonno & M Battaglia & F P Selvaggi
International Journal of Impotence Research (16.06)