[Midwifery technics practiced by Ms. Aiko. 7. Prevention of hemorrhoids].
Nagao
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H
D005260:Female; D006484:Hemorrhoids / Q000517:prevention & control*; D006801:Humans; D007564:Japan; D008880:Midwifery / Q000379:methods*; D011247:Pregnancy; D011249:Pregnancy Complications, Cardiovascular / Q000517:prevention & control*