Huang, Zhao Rong, Miao Ge, Xin Rui Pang, Pu Song, and Congxia Wang. 2023. “The Spatial Distribution of Interleukin-4 (IL-4) Reference Values in China Based on a Back Propagation (BP) Neural Network”. Geospatial Health 18 (2). https://doi.org/10.4081/gh.2023.1197.