JAMA · 2012 · 234 citations · 34 references
clinicaltrials.gov Identifier: NCT00442013.
34
Longitudinal Data Analysis for Discrete and Continuous Outcomes
Scott L. Zeger, Kung‐Yee Liang · Biometrics · 1986 · 7.8K citations
Development of the asthma control test
Robert A. Nathan, Christine A. Sorkness, Mark Kosinski et al. · Journal of Allergy and Clinical Immunology · 2004 · 2.8K citations