I had ny baby on 14of may 2021 her birth weight was 1.980kg and when she was 3month 15dys old her weight was 4.280kg on 29of august Then her 3.15month vaccination was due on 2nd of September but we delay and her her vaccine on 9th of September and from that day today 17of September she's not consuming milk properly she's only on breastfeed and 1time i tried to give her formula milk but she not drinking.. She's only taking half of the quantity of milk that she was drinking before vaccination Is it normal babys become moody or fussy for some days?