A boy receives a COVID-19 vaccine at a L.A. Care Health Plan vaccination clinic at Los Angeles Mission College in the Sylmar neighborhood in Los Angeles on Jan. 19, 2022. (Photo by ROBYN BECK/AFP via Getty Images) CDC expanding immunization information system connectivity The Centers for Disease Control and Prevention intends to add STCHealth to the ranks of vendors modernizing its system. Mar 11, 2022 By Dave Nyczepir