What Causes Cough, Constipation And Vomiting In An Infant?

cough, constipation, vomiting, these are some of the things I see going on in my 1yr old granddaughter. Her mother has taken her to the doctor. A child should not have a cough for 6 months, nose running along with her new problems, vomiting, etc. Worried Gramma.email YYYY@YYYY thank you