22. 12. 2021270 zhlédnutíThis video demonstrates the use of Hemastix test strips for presumptive blood testing. This is a cheep method to test multiple blood samples at a scene. In...
5. 2. 202072 tis. zhlédnutíBritish Columbia has announced a second “presumptive confirmed” case of the novel coronavirus.The case will still need to be confirmed by a second test at th...
6. 3. 20202 096 zhlédnutíThe Washoe County Health District says a Reno man in his 50s tested presumptive positive for Covid-19. The patient is linked to the Grand Princess cruise shi...
5. 3. 2020825 zhlédnutíThe man, who is in his 70s, had recently traveled abroad.Subscribe to WFAA: https://bit.ly/subscribetowfaaFor news anytime: https://www.wfaa.com/For the late...
26. 1. 2020677 tis. zhlédnutíAt least 11 countries have confirmed cases of the potentially deadly coronavirus that broke out of China, where the emergency response has been raised to the...