Harvard Catalyst Profiles

Contact, publication, and social network information about Harvard faculty and fellows.

Jason Perry Block, M.D.


This page shows the publications co-authored by Jason Block and Joshua Petimar.
Connection Strength

  1. Changes in the calorie and nutrient content of purchased fast food meals after calorie menu labeling: A natural experiment. PLoS Med. 2021 07; 18(7):e1003714.
    View in: PubMed
    Score: 0.947
  2. A Natural Experiment to Evaluate the Nutritional Content of Restaurant Meal Purchases After Calorie Labeling. J Acad Nutr Diet. 2020 12; 120(12):2039-2046.
    View in: PubMed
    Score: 0.892
  3. Evaluation of the impact of calorie labeling on McDonald's restaurant menus: a natural experiment. Int J Behav Nutr Phys Act. 2019 11 04; 16(1):99.
    View in: PubMed
    Score: 0.843
  4. Estimating the effect of calorie menu labeling on calories purchased in a large restaurant franchise in the southern United States: quasi-experimental study. BMJ. 2019 10 30; 367:l5837.
    View in: PubMed
    Score: 0.842
  5. Changes in Calorie Content of Menu Items at Large Chain Restaurants After Implementation of Calorie Labels. JAMA Netw Open. 2021 12 01; 4(12):e2141353.
    View in: PubMed
    Score: 0.243
  6. Calorie Labeling and Product Reformulation: A Longitudinal Analysis of Supermarket-Prepared Foods. Am J Prev Med. 2021 09; 61(3):377-385.
    View in: PubMed
    Score: 0.235
Connection Strength
The connection strength for co-authors is the sum of the scores for each of their shared publications.

Publication scores are based on many factors, including how long ago they were written and whether the person is a first or senior author.
Funded by the NIH National Center for Advancing Translational Sciences through its Clinical and Translational Science Awards Program, grant number UL1TR002541.