The nasolabial fold and the SMAS.
N S
NS
Fuleihan
D002610:Cheek / Q000033:anatomy & histology*; D005152:Facial Muscles / Q000033:anatomy & histology*; D005205:Fascia / Q000033:anatomy & histology; D006801:Humans; D009666:Nose / Q000033:anatomy & histology*; D015361:Rhytidoplasty / Q000379:methods; D013524:Surgical Flaps / Q000379:methods