Girls, hello everyone! Did you get BCG at the maternity hospital? My c…

Girls, hello everyone! Did you get BCG at the maternity hospital? My child got it and I saw them injecting my child, but we don't have any mark on their shoulder? Why is that? Does anyone else have this? It shouldn't be like that, right? And if it's not BCG, then what were they injecting my child with?! I don't understand