Description

Concepts Covered: Vaccines, How will they work?,common cold symptoms, immunization. For more such videos go to https://www.youtube.com/channel/UCfzShJ0nammXRADOy3fMPTg
Health & Safety Covid -19 vaccines, how will they work?
2 min(s)
31 Jan 2022
Pratham Open School
Class 9
Marathi
Video
Concept Video