PT - JOURNAL ARTICLE AU - Jacqui Wise TI - Vaccinating against covid and flu at same time is safe, study shows AID - 10.1136/bmj.n2411 DP - 2021 Oct 01 TA - BMJ PG - n2411 VI - 375 4099 - http://www.bmj.com/content/375/bmj.n2411.short 4100 - http://www.bmj.com/content/375/bmj.n2411.full SO - BMJ2021 Oct 01; 375