Pierre Adolphe Adrien Doyon
With French syphilologist Charles-Paul Diday ( 1812-1894 ) , he co-authored works on venereal disease , such as "Les herpès génitaux" and "Thérapeutique des maladies vénériennes et des maladies cutannées" . 
<triplet> Charles-Paul Diday <subj> syphilologist <obj> field of work