You sound dismayed that vaccines don't work in a more simplistic manner. These CDC charts on vaccine schedules may provide a better picture of the general compl

You sound dismayed that vaccines don't work in a more simplistic manner. These CDC charts on vaccine schedules may provide a better picture of the general complexity of immunization. https://www.cdc.gov/vaccines/schedules/index.html https://www.cdc.gov/vaccines/schedules/index.html