Objective The aim of the study was to discuss the application of biological optimization and its difference from physical optimization in hypofractionated radio
The three-month-old infant, b in Xiaogan City, Hubei Province , was hospitalized due to fever for 4 hours on January 26, 2020 .The throat swab test was positive
Chronic periodontitis is the most common infectious periodontal disease caused by plaque biofilm. Pili is an important bacterial component of Porphyromonas ging