Correction to: Review of the efforts of the Japanese Society of Echocardiography for coronavirus disease 2019 (COVID-19) during the initial outbreak in Japan

In the original publication of the article, the text citations of the Figs.  4-1, 4-2 and 5 should be Figs. 4, 5 and 6.
Source: Journal of Echocardiography - Category: Cardiology Source Type: research