@dataset{van_valkenhoef_2016_46392, author = {van Valkenhoef, Gert}, title = {{WHO International Clinical Trials Registry Platform (ICTRP), April 2015}}, month = feb, year = 2016, publisher = {Zenodo}, doi = {10.5281/zenodo.46392}, url = {https://doi.org/10.5281/zenodo.46392} }