Carleton University, Carleton University, Carleton University, Carleton University, affiliation not provided to SSRN, University of Tübingen - Institute for General Practice and Interprofessional Care, Universidade Federal de São Paulo (IMAR-UNIFESP), affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Ministry of Public Health, Thailand, Western Sydney University - NICM Health Research Institute, , affiliation not provided to SSRN, Korea Institute of Oriental Medicine (KIOM), affiliation not provided to SSRN, Beijing University of Chinese Medicine, Beijing University of Chinese Medicine, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, Independent, affiliation not provided to SSRN, affiliation not provided to SSRN, Beijing University of Chinese Medicine, affiliation not provided to SSRN, affiliation not provided to SSRN, affiliation not provided to SSRN, World Health Organization (WHO) - World Health Organization, Geneva, World Health Organization (WHO) - World Health Organization, Geneva, World Health Organization (WHO) - World Health Organization, Geneva and World Health Organization (WHO) - World Health Organization, Geneva

Ministry of Public Health, Thailand, Mahosot Hospital - Lao-Oxford-Mahosot Hospital-Wellcome Trust Research Unit, Health Intervention and Technology Assessment Program, World Health Organization (WHO), Health Intervention and Technology Assessment Program, Health Intervention and Technology Assessment Program and Health Intervention and Technology Assessment Program