Z34: Encounter for supervision of normal pregnancy
Z34.0: Encounter for supervision of normal first pregnancy
Z34.00: Encounter for supervision of normal first pregnancy, unspecified trimester
Z34.01: Encounter for supervision of normal first pregnancy, first trimester
Z34.02: Encounter for supervision of normal first pregnancy, second trimester
Z34.03: Encounter for supervision of normal first pregnancy, third trimester

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