Choi BC. The past, present, and future of public health surveillance. Scientifica 2012;2012:875253. DOI: 10.6064/2012/875253.
Langmuir AD. The surveillance of communicable diseases of national importance. N Engl J Med 1963;268(4):182–192. DOI: 10.1056/NEJM196301242680405.
Eylenbosch WJ, Noah ND, Paterson JG, Stroobant A, Casteren VV, Thiers G, et al. Surveillance in health and disease. Oxford University Press; 1988.
Declich S, Carter AO. Public health surveillance: historical origins, methods and evaluation. Bull World Health Organ 1994;72(2):285–304. PMID: 8205649; PMCID: PMC2486528.
Thacker SB, Stroup DF. Public health surveillance and health services research. In: Epidemiology and health services. Oxford University Press; 1998. p. 61–82.
Raskà K, World Health Organization. National and international surveillance of communicable diseases. WHO Chron 1966;20(9):315–321. PMID: 5976063. https://apps.who.int/iris/handle/10665/74658
Langmuir AD. Communicable disease surveillance: evolution of the concept of surveillance in the United States. J R Soc Med 1971;64(6):681–684. DOI: 10.1177/003591577106400646.
World Health Organization. WHO Regional Office for Europe guidance for influenza surveillance in humans. 2009
WHO surveillance case definitions for ILI and SARI, as of January 2014. Geneva: World Health Organization; 2020. Available from: www.who.int/influenza/surveillance_monitoring/ili_sari_surveillance_case_definition/en/.
World Health Organization. Public health surveillance for COVID- 19: interim guidance. World Health Organization. Available from: https://www.who.int/publications/i/item/who-2019-nCoV-surveillanceguidance-2020.8.
Pannu AK, Kumar M, Singh P, Shaji A, Ghosh A, Behera A, et al. Severe Acute Respiratory Infection Surveillance during the Initial Phase of the COVID-19 Outbreak in North India: Comparison of COVID-19 to Other SARI Causes. Indian J Crit Care Med 2021;25(7):761-767.
