The AAFP strongly recommends ordering screening tests for PKU, hemoglobinopathies, and thyroid function abnormalities in neonates. (2007)
(Grade: A recommendation)
Grade Definition: http://www.uspreventiveservicestaskforce.org/uspstf/grades.htm
Clinical Considerations: http://www.uspreventiveservicestaskforce.org/uspstf/uspshemo.htm