← 뒤로 Anti-wrinkle therapy. South African medical journal = Suid-Afrikaanse tydskrif vir geneeskunde 1982 Vol.61(19) p. 690 Cohen S 원문 ↗ MeSH Terms Biological Products; Collagen; Dermatologic Surgical Procedures; Embryo, Mammalian; Humans; Silicones; Surgery, Plastic