DOI:
10.1055/s-00000094
Zeitschrift für Gastroenterologie
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References
Hlatky MA, Califf RM, Harrell FE. et al.
Comparison of predictions based on observational data with the results of randomized controlled clinical trials of coronary artery bypass surgery.
J Amer Coll Cardiol 1988; 11: 237-245
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