![Contact Transmission of COVID-19 in South Korea: Novel Investigation Techniques for Tracing Contacts Contact Transmission of COVID-19 in South Korea: Novel Investigation Techniques for Tracing Contacts](https://ophrp.org/upload//thumbnails/ophrp-11-60f1.jpg)
Contact Transmission of COVID-19 in South Korea: Novel Investigation Techniques for Tracing Contacts
Got marked a casual contact? Here's what to do next if you're a Covid-19 close contact, tested positive, or getting into Malaysia
Implementation of a COVID-19 surveillance programme for healthcare workers in a teaching hospital in an upper-middle-income country | PLOS ONE
![Prevention and protection measures of healthcare workers exposed to SARS-CoV-2 in a university hospital in Bari, Apulia, Southern Italy - Journal of Hospital Infection Prevention and protection measures of healthcare workers exposed to SARS-CoV-2 in a university hospital in Bari, Apulia, Southern Italy - Journal of Hospital Infection](https://els-jbs-prod-cdn.jbs.elsevierhealth.com/cms/attachment/6ecba6a1-d371-40b3-9050-f7ba05383fb5/gr1_lrg.jpg)
Prevention and protection measures of healthcare workers exposed to SARS-CoV-2 in a university hospital in Bari, Apulia, Southern Italy - Journal of Hospital Infection
![Changes to QLD close contacts and business arrangements from 1 January - National Retail Association Changes to QLD close contacts and business arrangements from 1 January - National Retail Association](https://www.nra.net.au/app/uploads/2021/12/2021-12-13-08_21_40-Managing-the-risk-for-COVID-19-exposures.pdf-1.png)
Changes to QLD close contacts and business arrangements from 1 January - National Retail Association
![ACT Health on Twitter: "We've been getting some questions about the difference between close, casual and secondary contacts. There are a few things that we consider when we are deciding the type ACT Health on Twitter: "We've been getting some questions about the difference between close, casual and secondary contacts. There are a few things that we consider when we are deciding the type](https://pbs.twimg.com/media/E8zZZUKVgAUEw5N.jpg:large)