https://childrenshealthdefense.org/defender/cdc-fda-vaxelis-vaccine-merck-sanofi-kids/

“The FDA approved Vaxelis in late 2018, but only now is the shot being readied for widespread distribution — in Europe, where infants have been given six-in-one vaccines for years (including Vaxelis since 2016), the vaccines have been associated with reports of sudden infant death.”