khoom

Lus piav qhia luv luv:

Cov khoom siv no yog lub cim tshiab ntawm cov khoom siv tshuaj tiv thaiv residue tsim los ntawm ELISA thev naus laus zis. Piv nrog cov cuab yeej tsom xam tshuab, nws muaj cov yam ntxwv ntawm kev ceev, yooj yim, raug thiab siab rhiab heev. Lub sijhawm ua haujlwm tsuas yog 45 feeb, uas tuaj yeem txo qis kev ua haujlwm yuam kev thiab ua haujlwm hnyav.