title: I'm certainly not a teenager anymore, so what could be causing the pimples that have cropped up on my chin?
mesh_terms: D000152:Acne Vulgaris / Q000517:prevention & control*; D000203:Activities of Daily Living; D005260:Female; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D010353:Patient Education as Topic; D012648:Self Care / Q000379:methods; D017592:Skin Care / Q000379:methods*