Ida Sim, Samson W. Tu, Simona Carini, Harold P. Lehmann, Brad H. Pollock, Mor Peleg, Knut M. Wittkowski. The Ontology of Clinical Research (OCRe): An informatics foundation for the science of clinical research. Journal of Biomedical Informatics, 52:78-91, 2014. [doi]
Abstract is missing.