<qa>  What is the name of the study that has shown that by clearing the airways of meconSeveral studies have shown that by clearing the airways of meconium at the time of birth, meconium aspiration pneumonia can be virtually eliminated. Based on these results, the American Heart Association and American Academy of Pediatrics had recommended a combined obstetric and pediatric approach to the infant with MSAF in the year 2000. As per this approach infants mouth, pharynx and nose were to be suctioned as soon as the head of the infant is delivered prior to delivery of the shoulders using a 10 french catheter followed by tracheal intubation and suction in non-vigorous infants to clear the airways of the meconium. 