新型コロナ肺炎の死亡率とBCGワクチン接種政策の関連／OECD加盟国（COVID19 Mortality Rates (LOG) and BCG Vaccination Policies / OECD countries） 新型コロナ肺炎の死亡率とBCGワクチン接種政策の関連／OECD加盟国 COVID19 Mortality Rates (LOG) and BCG Vaccination Policies / OECD countries 新型コロナ肺炎の死亡率とBCG接種政策の関連性を指摘する論文が話題になっています。 An academic paper mentioning Correlation between mortality for COVID19 pneumonia and the BCG vaccination policy was published. 「国のBCGワク