Yabla video uses of 伤寒

nín
刚才 gāngcái
shuō
le
黄帝内经 Huángdìnèijīng
伤寒 shānghán
lùn
dōu
shì
几千 jǐqiān
年前 niánqián
de
you just said the Yellow Emperor's typhoid fever theories are all from thousands of years ago.