Whichacupointislocatedwiththeelbowflexed，inthecenterbetweenthemedialendofthecubitalcreaseandthemedialepiconyleofthehumerus在肘横纹内侧端与肱骨内上髁连线的中点?ALingdao(HT)BTongli(HT)CYinxi(HT)DXiaohai(SI)EShaohai(HT)