GUPTA, D.; MALHOTRA, S.; NAUTIYAL, A.; ATTRE, T.; PANDEY, A.; CHOPRA, R. Effect of choline-stabilized orthosilicic acid versus vitamins C and E on peri-implant procollagen type I N-terminal propeptide levels in smokers receiving dental implants: a randomized clinical study. International Journal of Clinical Trials, [S. l.], 2026. DOI: 10.18203/2349-3259.ijct20262799. Disponível em: https://www.ijclinicaltrials.com/index.php/ijct/article/view/1023. Acesso em: 14 aug. 2026.