Walter F. Stewart

Evaluation of a Novel Solubilized Formulation of Ibuprofen in the Treatment of Migraine Headache: A Randomized, Double-Blind, Placebo-Controlled, Dose-Ranging Study

R. Lipton, S. Furey, T. Subramanian, 2000, Cephalalgia : an international journal of headache.

Caffeine as a risk factor for chronic daily headache: A population-based study [3] (multiple letters)

N. Gadoth, A. Scher, R. Hering‐Hanit, 2005 .

Clinical trials of acute treatments for migraine including multiple attack studies of pain, disability, and health-related quality of life

R. Lipton, W. Stewart, M. Bigal, 2005, Neurology.