1 Qualia, emotionally tagged memory
2 Supercomputers are not life
3 Morals reflect interests
4 A gentle society, on practical, not moral grounds
5 Sexual motivation in roundworms and humans
6 In praise of unfaithfulness
7 Your wife... Cleopatra
8 Sexual desire as essence of life
9 Committing suicide
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2 Stéphane Balayssac, Véronique Gilard, Chantal Zedde, Robert Martino, Myriam Malet-Martino, Analysis of herbal dietary supplements for sexual performance enhancement: First characterization of propoxyphenyl-thiohydroxyhomosildenafil and identification of sildenafil, thiosildenafil, phentolamine and tetrahydropalmatine as adulterants, Science Direct, Journal of Pharmaceutical and Biomedical Analysis Volume 63, 7 April 2012, Pages 135-150.
3 Kuo-Chih Lai ; Yi-Chu Liu ; Yung-Chih Liao ; Yun-Lian Lin ; Li-Yao Tsai ; Jer-Huei Lin ; Chi-Fang Lo, Isolation and Identification of Three Thio-sildenafil Analogues in Dietary Supplements, Airiti Library, Food and Drug Analysis ; Volume 18 4 ( 2010/ 08/ 01 ) , P269 - 278.
4 MD. MOKLESUR RAHMAN SARKER, ADULTERATION OF HERBAL MEDICINES AND DIETARY SUPPLEMENTS WITH UNDECLARED SYNTHETIC DRUGS: DANGEROUS FOR HUMAN HEALTH, Innovare Academic Sciences, International Journal of Pharmacy and Pharmaceutical Sciences Vol 6, Issue 4, 2014.
5 Ida Fejos, Gábor Neumajer, Szabolcs Béni, Péter Jankovics, Qualitative and quantitative analysis of PDE-5 inhibitors in counterfeit medicines and dietary supplements by HPLC–UV using sildenafil as a sole reference, Science Direct, Journal of Pharmaceutical and Biomedical Analysis Volume 98, September 2014, Pages 327-333.