Association between PM10 pollution and the hospitalization of chronic obstructive pulmonary disease with comorbidity: evidence in 17 cities of Henan, Central China - Yanran Duan; Hang Fu; Shuai Jiang; Zhao Yin; Sufan Wang; Jinghong Gao; Mengyu Yang; Suxian Wang; Zihan Mu; Changying Chen; Yaojun Zhao; Chengzeng Wang (International Journal of Biometeorology, 2024)