human adult age range at vaccination human age 27 to 59 years at vaccination Oliver He data item The human age is classified into four categories as Child (0-12 years), Adolescence (13-18 years), Adult (19-59 years) and Senior Adult (60 years and above) which is discussed in the paper. Reference: https://ieeexplore.ieee.org/abstract/document/6416855. Anthony Huffman Anna Maria Masci https://www.cdc.gov/vaccines/vpd/vaccines-age.html