Published on in Vol 5, No 4 (2021): April
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/26955, first published
.
![Estimating the Proportion of COVID-19 Contacts Among Households Based on Individuals With Myocardial Infarction History: Cross-sectional Telephone Survey Estimating the Proportion of COVID-19 Contacts Among Households Based on Individuals With Myocardial Infarction History: Cross-sectional Telephone Survey](https://asset.jmir.pub/assets/c28139d2da373dbb36eab5b06dd77020.png 480w,https://asset.jmir.pub/assets/c28139d2da373dbb36eab5b06dd77020.png 960w,https://asset.jmir.pub/assets/c28139d2da373dbb36eab5b06dd77020.png 1920w,https://asset.jmir.pub/assets/c28139d2da373dbb36eab5b06dd77020.png 2500w)
There are no citations yet available for this article according to Crossref .