Application of concentration degree and circular distribution methods in the study on seasonal patterns of influenza in Ningxia Hui Autonomous Region during 2015-2024
MA Ying, DONG Junqiang, YANG Jing, LI Guoliang, WANG Xiuqin, ZHAO Lihua, DUAN Hongju
China Tropical Medicine . 2026, (9): 1232 -1238 .  DOI: 10.13604/j.cnki.46-1064/r.2025-1556