The value of heart rhythm complexity in identifying high-risk pulmonary hypertension patients

Shu Yu Tang, Hsi Pin Ma, Chi Sheng Hung, Ping Hung Kuo, Chen Lin, Men Tzung Lo, Hsao Hsun Hsu, Yu Wei Chiu, Cho Kai Wu, Cheng Hsuan Tsai, Yen Tin Lin, Chung Kang Peng, Yen Hung Lin