The effect of botulinum toxin A in patients with excessive gingival display with and without zinc supplementation: randomized clinical trial
Nesma Shemais, Azza Ezz El-Arab, Hani ElNahass
Topics & Concepts
MedicineRandomized controlled trialBotulinum toxinClinical trialDentistryAnesthesiaInternal medicineOrthodontics and Dentofacial OrthopedicsTemporomandibular Joint DisordersDental Erosion and Treatment