At age 14 weeks, 4 weeks after two doses, RotaTeq recipients had lower seroconversion than Rotarix recipients (268 [50%] of 531 vs 354 [64%] of 549; p<0路0001). However, at age 22 weeks, RotaTeq recipients had higher seroconversion than Rotarix recipients (394 [74%] of 531 vs ...