Willingness to pay and some related factors for the periodical health check-up services for the elderly in 2017 at Dau Tieng Ditrict Health Center, Binh Duong province, Vietnam
to estimate the level and rate of willingness to pay for the periodical health check-up services (PHCS) for the elderly in Dau Tieng District Health Center in 2017, and to determine a number |