World Languages, asked by sssss91, 9 months ago

who Discovered polio vaccine

Answers

Answered by Gur555555

2

Polio Vaccine is ✔✔ Discovered By Jonas Salk

Answered by Abhishek474241

2

ᴩᴏʟɪᴏ ᴠᴀᴄᴄɪɴᴇ..

ᴅɪꜱᴄᴏᴠᴇʀᴇᴅ ʙy...

ᴊᴏɴᴀꜱ ꜱᴀʟᴋ...

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