Extracting and analyzing Apple health data, and the top 40 CRAN packages for April Episode Links This week's curator: Wolfram Qin (https://github.com/qinwf) Changes in Apple Health Export (https://www.johngoldin.com/blog/2021-05-changes-in-apple-health-export/) April 2021: "Top 40" New CRAN Packages (https://rviews.rstudio.com/2021/05/25/april-2021-top-40-new-cran-packages/) Entire issue available at rweekly.org/2021-W22 (https://rweekly.org/2021-W22.html) Supplemental Resources https://www.healthcareitnews.com/news/timeline-how-apple-piecing-together-its-secret-healthcare-plan https://github.com/d-score/childdevdata https://github.com/forestry-labs/Rforestry https://github.com/tsuda16k/materialmodifier