title: Blackheads, whiteheads, femoral head.
mesh_terms: D000293:Adolescent; D005260:Female; D005264:Femoral Fractures / Q000601:surgery*; D006801:Humans; D011425:Propionibacterium acnes / Q000302:isolation & purification*; D013530:Surgical Wound Infection / Q000209:etiology* / Q000382:microbiology*