Published on in Vol 6, No 4 (2018): April
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/9115, first published
.
1 Pfizer, New York, NY, United States
2 Pfizer, Nashville, TN, United States
3 United BioSource Corporation, Ann Arbor, MI, United States
4 Express Scripts Inc, St Louis, MO, United States
*all authors contributed equally