Improvement in oral health related quality of life among the elderly: a randomized controlled trial.
Elham ShokouhiHashem MohamadianFatemeh BabadiBahman CheraghianMarzieh ArabanPublished in: BioPsychoSocial medicine (2019)
Iranian Registry of Clinical Trials, IRCT20120910010804N13. Registered on 2018-12-16. https://www.irct.ir/trial/35239.