【单选题】有关全身疾病与牙周炎,哪项是错误的
C.
青春期牙龈炎是受到激素的影响,但主要病因还是牙菌斑
【单选题】After the war Fleming specialized______bacteriology, and in 1924 he became professor of bacteriology at St. Mary's Hospital.
【单选题】加减清肝止淋汤治疗经间期出血的适应证候是
【单选题】( 35 ). 肾病综合征的 “三高一低”特征不包括
【单选题】有关全身疾病与牙周炎,哪项是错误的( )
【单选题】After hurting in the Second World War, once during the rain season, he will get a ________ headache.