पेट में गैस या acidity क्यों बनता है by khan sir
- Published on: 5/1/2021
- Khan sir official app link-https://play.google.com/store/apps/details?id=xyz.penpencil.khansirofficial
this is not official channel of khan sir this is fanpage of khan sir
you can also visit khan sir official channel (khan gs research center)
this video is only for entertainment and education purpose nothing else
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