World Health Organization. (1990). WHO model prescribing information: Drugs used in parasitic diseases. World Health Organization.
Chicago-viite (17. p.)World Health Organization. WHO Model Prescribing Information: Drugs Used in Parasitic Diseases. Geneva: World Health Organization, 1990.
MLA-viite (9. p.)World Health Organization. WHO Model Prescribing Information: Drugs Used in Parasitic Diseases. World Health Organization, 1990.
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