4 ms·

Zero. It makes no sense to risk an adverse side-effect of a vaccine if one already has natural immunity.

• scottiebarnes 5y ago
  You should probably cite some evidence for this.
  • flakemtui 5y ago
    There is lot of evidence out there.
    • TheMerovingian 5y ago
      Such as? The burden of proof is on you to corroborate your statements.