4 ms·
Here is the full article: https://www.bmj.com/content/353/bmj.i2139 https://www.bmj.com/content/353/bmj.i2139 (which you can get by hitting PDF, even though thi
by throw_away 7y ago
Here is the full article: https://www.bmj.com/content/353/bmj.i2139 https://www.bmj.com/content/353/bmj.i2139 (which you can get by hitting PDF, even though this isn't a PDF)