Zahalka, Ali H. http://orcid.org/0000-0001-5574-3467
Frenette, Paul S. http://orcid.org/0000-0003-0862-9922
Article History
Accepted: 18 December 2019
First Online: 23 January 2020
Competing interests
: P.S.F. serves as consultant for Pfizer, has received research funding from Ironwood Pharmaceuticals and is shareholder and member of the scientific advisory board of Cygnal Therapeutics. A.H.Z declares no competing interests.