Depression Wiki

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25 September 2018

8 November 2011

28 August 2009

  • curprev 00:5700:57, 28 August 2009Tollerach talk contribs 3,066 bytes +3,066 Created page with 'Caffeine is a bitter, white crystalline xanthine alkaloid that is a psychoactive stimulant drug. Caffeine was discovered by a German chemist, Friedrich Ferdinand Runge, in 1819. …'