พิบูลย์โรจน์ ท. Periodontal health in 200 HIV-positive patients Riley C, London JP, Burmeister JA, J. Oral Pathol led 1992 ; 21 (3) : 124-7. Thai Dental Public Health Journal, Bangkok, Thailand, v. 1, n. 1, p. 51, 1993. Disponível em: https://he02.tci-thaijo.org/index.php/ThDPHJo/article/view/215081. Acesso em: 19 sep. 2026.