Create codetable from scratch         Contact
Apnea, apneic (of) (spells) R06.81
    newborn NEC P28.4
        obstructive P28.4
        sleep (central) (obstructive) (primary) P28.3
    prematurity P28.4
    sleep G47.30
        central (primary) G47.31
            idiopathic G47.31
            in conditions classified elsewhere G47.37
        obstructive (adult) (pediatric) G47.33
            hypopnea G47.33
        primary central G47.31
        specified NEC G47.39