Tonic restores libido in sexually exhausted male rats http://www.sciencedirect.com/science/article/pii/S016643281630849X … When sex goes stale through repetition https://plus.google.com/101046916407340625977/posts/YqmDFX693No …pic.twitter.com/KsmrZkTQmB
10:38 AM - 28 Nov 2016
from Cologne, Germany
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