The creatinine clearance test requires a urine sample

Which pediatric population is typically obligate nose breathers?

A) Neonate B) Preschooler C) School-age D) Toddler

Critical care services delivered by a physician, face-to-face, during an interfacility transport of critically ill or critically injured pediatric patient, 18 months of age, 60 minutes transport. Assign the CPT code