Share this postHow Many Mice Does It Take to Change a Vaccine?mathewaldred.substack.comCopy linkFacebookEmailNoteOtherHow Many Mice Does It Take to Change a Vaccine?8, apparentlyMathew AldredAug 31, 2022∙ Paid16Share this postHow Many Mice Does It Take to Change a Vaccine?mathewaldred.substack.comCopy linkFacebookEmailNoteOther3ShareThis post is for paid subscribersAlready a paid subscriber? Sign in