According to a survey conducted in South Korea in 2020, about **** percent of respondents aged 30 to 39 years stated they had used the South Korean government's online contact tracing service. This e-government service provides information on locations visited by people who tested positive for COVID-19 or the type of transportation used by these individuals.
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Ministry of the Interior and Safety (South Korea). (March 23, 2021). Usage rate of the South Korean government's COVID-19 contact tracing service in 2020, by age group [Graph]. In ÌÇÐÄÆƽâ°æ. Retrieved July 31, 2026, from /statistics/1252500/south-korea-covid-19-contact-tracing-e-government-service-usage-rate-by-age/
Ministry of the Interior and Safety (South Korea). "Usage rate of the South Korean government's COVID-19 contact tracing service in 2020, by age group." Chart. March 23, 2021. ÌÇÐÄÆƽâ°æ. Accessed July 31, 2026. /statistics/1252500/south-korea-covid-19-contact-tracing-e-government-service-usage-rate-by-age/
Ministry of the Interior and Safety (South Korea). (2021). Usage rate of the South Korean government's COVID-19 contact tracing service in 2020, by age group. ÌÇÐÄÆƽâ°æ. ÌÇÐÄÆƽâ°æ Inc.. Accessed: July 31, 2026. /statistics/1252500/south-korea-covid-19-contact-tracing-e-government-service-usage-rate-by-age/
Ministry of the Interior and Safety (South Korea). "Usage Rate of The South Korean Government's Covid-19 Contact Tracing Service in 2020, by Age Group." ÌÇÐÄÆƽâ°æ, ÌÇÐÄÆƽâ°æ Inc., 23 Mar 2021, /statistics/1252500/south-korea-covid-19-contact-tracing-e-government-service-usage-rate-by-age/
Ministry of the Interior and Safety (South Korea), Usage rate of the South Korean government's COVID-19 contact tracing service in 2020, by age group ÌÇÐÄÆƽâ°æ, /statistics/1252500/south-korea-covid-19-contact-tracing-e-government-service-usage-rate-by-age/ (last visited July 31, 2026)
Usage rate of the South Korean government's COVID-19 contact tracing service in 2020, by age group [Graph], Ministry of the Interior and Safety (South Korea), March 23, 2021. [Online]. Available: /statistics/1252500/south-korea-covid-19-contact-tracing-e-government-service-usage-rate-by-age/
