There is good evidence that if baby is given a bottle of formula while lying flat, the formula can get into the Eustachian tubes and middle ear and cause an infection.
There is good evidence that if baby is given a bottle of formula while lying flat, the formula can get into the Eustachian tubes and middle ear and cause an infection.
有证据表明如果瓶喂配方奶给平躺着的宝宝，配方奶可能进入宝宝的耳咽管和中耳，进而引起感染。