https://www.brookings.edu/blog/brown-center-chalkboard/2021/09/28/flipped-learning-what-is-it-and-when-is-it-effective/?utm_campaign=Brookings%20Brief&utm_medium=email&utm_content=167047667&utm_source=hs_email
https://towardsdatascience.com/getting-started-with-r-programming-2f15e9256c9
https://www.science.org/content/article/berlin-new-who-center-aims-keep-eye-emerging-diseases?utm_campaign=news_daily_2021-09-03&et_rid=682362580&et_cid=3907778