1Division of Biostatistics and Epidemiology, Department of Healthcare Policy and Research, Weill Cornell Medicine, New York, NY 10065 USA
2Division of Biostatistics, School of Public Health, University of California, Berkeley, CA 94720 USA
3Laboratoire de Probabilités et Modèles Aléatoires, Université Paris Diderot, 75005 Paris, France
4Department of Statistics, University of California, Berkeley, CA 94720 USA
5CBIO-Centre for Computational Biology, MINES ParisTech, PSL Research University, 75006 Paris, France
6Institut Curie, 75005 Paris, France
7INSERM U900, 75005 Paris, France
8Department of Mathematics and Applications, Ecole Normale Supérieure, 75005 Paris, France
© The Author(s) 2019
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