title: [A study on the demonstration of Treponema pallidum in the tissue of syphilids].
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D013194:Staining and Labeling; D013587:Syphilis / Q000382:microbiology*; D014210:Treponema pallidum / Q000302:isolation & purification*