Clinical research of CO2 laser combined with photodynamic therapy in the treatment of oral leukoplakia
YAO Yi-lin, WU Lan, TANG Guo-yao
JOURNAL OF SHANGHAI JIAOTONG UNIVERSITY (MEDICAL SCIENCE) . 2020, (10): 1330 -1333 .  DOI: 10.3969/j.issn.1674-8115.2020.10.005