My baby was coughing once in a while all of a sudden the next day I heard ghur ghur sound so I took him to doctor so doctor checked baby and told that milk might have entered airway thats the reason baby is having sound in nose and throat..I am really scared..baby has no fever,he is taking his feed properly,his weight is in good terms...but still I'm worried abt his cough...is this really serious and what is this all about? Should I worry about this,how much time it takes to go away,pls doctors I beg you help me to clarify my doubt 🙏🙏🙏🙏