Test, which is only offered to children in British Columbia, involves gargling saline solution and spitting it into a tube
Authorities in Canada have unveiled a new non-invasive coronavirus test which avoids the need for intrusive nasal swabs, in a development which they hope will making testing easier and more accessible for students as they return to schools.
The new testing method, unveiled Thursday, is a significant departure from the standard – and often painful – nasopharyngeal swab which remains the most common method of detecting Covid-19.
