Effect of A-PRF membrane on promoting regeneration of attached gingival around dental implants
MA Xiao-yu, FENG Xiao-jie, QI Meng-chun, WANG Yi-rui, DONG Wei, DU Shuo
China Journal of Oral and Maxillofacial Surgery . 2019, (2): 146 -149 .  DOI: 10.19438/j.cjoms.2019.02.009