title: Invited commentary.
authors: Ulrich M
authors: UM
authors: Rieger
authors: Timm O
authors: TO
authors: Engelhardt
authors: Gerhard
authors: G
authors: Pierer
mesh_terms: D005260:Female; D006801:Humans; D008297:Male; D019651:Plastic Surgery Procedures / Q000379:methods*; D040521:Subcutaneous Tissue / Q000601:surgery*