World Health Organization. (2000). Improving access to quality care in family planning: Medical eligibility criteria for contraceptive use (Second.). World Health Organization.
Chicago-viite (17. p.)World Health Organization. Improving Access to Quality Care in Family Planning: Medical Eligibility Criteria for Contraceptive Use. Second. Geneva: World Health Organization, 2000.
MLA-viite (8. p.)World Health Organization. Improving Access to Quality Care in Family Planning: Medical Eligibility Criteria for Contraceptive Use. Second. World Health Organization, 2000.
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