P07 (Disorders of newborn related to short gestation and low birth weight, not elsewhere classified) defines the sub- group. Later, I faced the same problem with thyroid func- tion tests reference ranges for pr
but some ICD-10 codes define perfect population subgroups. For example, about a year ago, I tried to embed thyroid function tests reference ranges for newborns with low birth weight but failed. P07 (Disorders of newborn related to short ...