"Baker, TJ; Gordon, HL; Mosienko, P (January 1977). "Rhytidectomy: a statistical analysis". Plastic and Reconstructive Surgery. 59 (1): 24–30. doi:10.1097/00006534-197701000-00004. PMID 831238. S2CID 220564313."
January 1, 1970
https://en.wikiquote.org/wiki/Rhytidectomy