Lesson 6: Vaccine preventable diseases (VPDs) included in the Expanded Program of Immunization: cold chain and surveillance of VPDs
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Vaccine preventable diseases (VPDs) included in the Expanded Program of Immunization: cold chain and surveillance of VPDs
Vaccine preventable diseases (VPDs) included in the Expanded Program of Immunization: cold chain and surveillance of VPDs
Dr. Surya Parajuli
14 Jan 2026