Keywords: The 1994 Nobel Prize in Physiology or Medicine poster.jpg en The 1994 Nobel Prize in Physiology or Medicine poster 1994 http //profiles nlm nih gov/ps/retrieve/Series/4729 NIH historic image PD-USGov-NIH PD-USGov cc-by-sa-4 0 Uploaded with UploadWizard Martin Rodbell Alfred G Gilman |