chris whitty sage minutes froml question to patrick vallance and i chris whitty sage minutes from a ly small probability of a delayed second _ likely small probability of a delayed second dose - likely small probability of a - delayed second dose generating a vaccine _ delayed second dose generating a vaccine resistance _ delayed second dose generating a vaccine resistance mutation. - delayed second dose generating a vaccine resistance mutation. in i vaccine resistance mutation. in lehmans— vaccine resistance mutation. in lehmans terms. _ vaccine resistance mutation. in lehmans terms, does - vaccine resistance mutation. in lehmans terms, does that - vaccine resistance mutation. in i lehmans terms, does that mean vaccine resistance mutation. in - lehmans terms, does that mean the decision— lehmans terms, does that mean the decision to _ lehmans terms, does that mean the decision to delay— lehmans terms, does that mean the decision to delay the _ lehmans terms, does that mean the decision to delay the second - lehmans terms, does that mean the decision to delay the second dose i decisi