richard lipton, md, director, montefiore headache center; edwin s. lowe professor and vice chairman of neurology, albert einstein college of medicine.
.
.
.
if you would like to add a comment, please register or log in
. may 17, 2018
.
elizabeth loder, md, professor of neurology, harvard medical school; chief, division of headache, brigham & women's hospital.
., looking for billing codes to identify emergency room visits, observation stays, and inpatient hospitalizations
.