1. Tianjin Key Laboratory of Optoelectronic Detection Technology and Systems, School of Electronic and Information Engineering, Tiangong University, Tianjin, China
2. Wearable IC Intelligent Technology (Tianjin) Company Ltd., Tianjin, China
3. Tianjin Chest Hospital, Tianjin, China
4. Center for Medical Radiation Physics, University of Wollongong, Wollongong, NSW, Australia
5. Department of Electronic and Biomedical Engineering, University of Barcelona, Barcelona, Spain