Seasonal distribution characteristics of 124 cases of hemorrhagic fever with renal syndrome comprehensively analyzed by concentration ratio and circular distribution

YU Wan-feng, TAO Ji-chun, FAN Dong-qing, BU Xiang-xiang, SUN En-tao, YANG Jin-sun, WANG Wen-jie

Journal of Tropical Diseases and Parasitology . 2022, (5): 260 -263 .