To take care of infants a Person must be a pediatrician. Patrician is a doctor of infants and children up to age 18. Paediatricians are professional doctors of babies and infants and other children under the age of 18. They analyze and treat the health and immune system of children and infants. If a student wants to be a petrol station then they must complete the undergraduate and postgraduate degree under the field of Pediatrics. If we talk in depth then the student must have completed MBBS and MD under pediatric.