Mixed infection of malaria: report of 6 cases with attack at different incubation 
WANG Wei-ming, CAO Yuan-yuan, YANG Meng-meng, GU Ya-ping, XU Sui, ZHOU Hua-yun∗, ZHU Guo-ding
Journal of Tropical Diseases and Parasitology . 2020, (2): 111 -114 .