Valstar, G. B., Bots, S. H., Groepenhoff, F., Gohar, A., Rutten, F. H., Leiner, T., . . . den Ruijter, H. M. (2019). Discovery of biomarkers for the presence and progression of left ventricular diastolic dysfunction and HEart faiLure with Preserved ejection Fraction in patients at risk for cardiovascular disease: Rationale and design of the HELPFul case-cohort study in a Dutch cardiology outpatient clinic. BMJ Open.

Valstar, Gideon B., et al. "Discovery of Biomarkers for the Presence and Progression of Left Ventricular Diastolic Dysfunction and HEart FaiLure With Preserved Ejection Fraction in Patients At Risk for Cardiovascular Disease: Rationale and Design of the HELPFul Case-cohort Study in a Dutch Cardiology Outpatient Clinic." BMJ Open 2019.

Valstar, Gideon B., et al. "Discovery of Biomarkers for the Presence and Progression of Left Ventricular Diastolic Dysfunction and HEart FaiLure With Preserved Ejection Fraction in Patients At Risk for Cardiovascular Disease: Rationale and Design of the HELPFul Case-cohort Study in a Dutch Cardiology Outpatient Clinic." BMJ Open 2019.