From ( ) on, the feeling beneath the needle of the practitioner’s hand was used to judge the condition of Deqi.

A、TheClassicofDifficultIssues(NànJīng,难经);
B、GrandSimplicityof‘TheYellowEmperor’sInnerClassic’(HuángDìNèiJīngTàiSù,黄帝内经太素);
C、FormulasfromBenevolentSagesCompiledduringtheTaipingEra(TàiPíngShèngHuìFāng,太平圣惠方);
D、TheCompleteCompendiumofAcupunctureandMoxibustion(ZhēnJiŭDàQuán,针灸大全);
E、ACollectionofGemsinAcupunctureandMoxibustion(ZhēnJiŭJùYīng,针灸聚英)