pediatrician
Further Reading and Resources:
A national advocacy organization of families and friends
speaking on behalf of children with special health
needs.
Extensive list of organizations and resources, covering
children's hospitals, emotional wellbeing, and health
issues.
American Academy of
Pediatrics
A paper on the care of children with genetic or chronic health conditions.
Terrin Pelham's site for XXYs. Especially note the section titled Developmental Milestones ages birth to six.
A pediatrician is a physician who specializes in the care of
children and adolescents, from birth to ages 18 or 21.