He got his MS degree in preventive medicine at the National Taiwan University in 1994 .
Chen studied medicine at the Chung Shan Medical University in Taichung , where he earned his MB degree in 1991 .
Chen got Chen 's MS degree in preventive medicine at the National Taiwan University in 1994 .
Chen studied medicine at the Chung Shan Medical University in Taichung , where he earned his MB degree in 1991 .