Dr Brown's F4 Teethers Learning Loop Instructions
Tshawb nrhiav yuav ua li cas ntxuav thiab siv F4 Teethers Learning Loop (Tus Qauv Zauv: TEW001_F4) nrog cov lus qhia ntxaws txog cov khoom no. Xyuas kom koj tus menyuam muaj kev nyab xeeb los ntawm kev ua raws li cov lus qhia, suav nrog kev ntxuav ua ntej siv txhua zaus thiab tsis txhob cia lawv nyob twj ywm thaum siv cov hniav. Boil sterilization thiab cov lus qhia kev nyab xeeb ntawm lub tshuab ntxuav tais diav suav nrog.