Sinha, S.; Kumar, S.; Chaudhary, S. K.; Sinha, S.; Singh, V.; Kumari, S. A Study on the Immunisation Status and the Factors Responsible for Incomplete Immunization Amongst Children of Age Group 0-12 Months Coming to a Tertiary Care Hospital (IGIMS). Int J Community Med Public Health 2018, 5, 4331-4334.