Design-based research(DBR)has been accepted as preferable research methodology from its birth in early 2000s,as shown in......

医务人员在缺乏科学证据而无法达成一致意见或在某个问题上存在相互矛盾证据的情况下面临着如何决策的问题，制订共识是其解决手段之......

The scientific literature presents a modest amount of evidence in the use of complementary and altative medicine (CAM).O......