How to improve health care in China's Greater Bay Area to lure Hong Kong retirees and doctors?

How to improve health care in China's Greater Bay Area to lure Hong Kong retirees and doctors?
- Former health minister Dr Ko Wing-man and Hong Kong's richest ophthalmologist Dr Dennis Lam Shun-chiu have offered several recommendations to boost health care services in Beijing's project to foster social and economic integration between Hong Kong, Macau and cities in the Pearl River Delta.