Published on in Vol 21, No 4 (2019): April
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/13404, first published
.
1 Ava Aktiengesellschaft (AG), Zurich, Switzerland
2 Department of Reproductive Endocrinology, University Hospital, Zurich, Switzerland
*these authors contributed equally