Note page 50 of the study re: folic acid. Downloadable as a pdf.
Source: NBER Working Paper Series
Date: 2022
Authors: Cyan, Cesure, Civelek, Yedgenov, Rothenberg
Source: NBER Working Paper Series
Date: 2022
Authors: Cyan, Cesure, Civelek, Yedgenov, Rothenberg