title: Injectable collagen.
mesh_terms: D002921:Cicatrix / Q000628:therapy*; D003094:Collagen / Q000008:administration & dosage* / Q000009:adverse effects; D005148:Facial Dermatoses / Q000601:surgery*; D006801:Humans; D007271:Injections, Intradermal; D013518:Surgery, Plastic
chemical_list: D003094:Collagen