FU, et al (2014)[10] | Prospective study | Oral cancer patients | 104 | ①② |
GONDIVKAR, et al (2021)[11] | Prospective study | Oral cancer patients | 100 | ①②③④ |
MARTINS, et al (2020)[12] | Prosepctive study | Oral cancer patients | 35 | ①③ |
PANTVAIDYA, et al (2019)[13] | Prosepctive study | Oral cancer patients | 401 | ①② |
AGARWAL, et al (2016)[14] | Prosepctive study | Oral cancer patients | 30 | ②③④ |
MINHAS, et al (2017)[15] | Cross-sectional study | Patients with oral squamous cell carcinoma | 81 | ① |
OWOSHO, et al (2016)[16] | Retrospectivel study | Oral cancer patients | 54 | ①③ |
SCOTT, et al (2011)[17] | Prosepctive study | Oral cancer patients | 98 | ② |
WETZELS, et al (2014)[18] | Prospective study | Oral cancer patients | 143 | ② |
HSIEH, et al (2014)[19] | Prospective study | Patients with oral squamous cell carcinoma | 22 | ① |
VAN DER GEER, et al (2019)[20] | Cross-sectional study | Oral cancer patients | 730 | ③ |
STEINER, et al (2015)[21] | Prospective study | Oral cancer patients | 45 | ① |
ASTRADSSON, et al (2018)[22] | Prospective study | Oral cancer patients | 27 | ①② |
JOHNSON, et al (2010)[3] | Prospective study | Oral cancer patients | 246 | ③ |
PEI-LING, et al (2019)[23] | Cross-sectional study | Oral cancer patients | 69 | ② |
BATISTA, et al (2017)[24] | Prospective study | Oral cancer patients | 100 | ① |
NIKHAR, et al (2017)[25] | Prospective study | Oral cancer patients | 156 | ① |
MISHRA, et al (2005)[26] | Prospective study | Oral cancer patients | 260 | ① |