Published on in Vol 8, No 1 (2019): January
Preprints (earlier versions) of this paper are
available at
https://preprints.jmir.org/preprint/11284, first published
.
![Human Papillomavirus Infection and Transmission Among Couples Through Heterosexual Activity (HITCH) Cohort Study: Protocol Describing Design, Methods, and Research Goals Human Papillomavirus Infection and Transmission Among Couples Through Heterosexual Activity (HITCH) Cohort Study: Protocol Describing Design, Methods, and Research Goals](https://asset.jmir.pub/assets/d6170b389a31a7021fab6e0c21108aec.png 480w,https://asset.jmir.pub/assets/d6170b389a31a7021fab6e0c21108aec.png 960w,https://asset.jmir.pub/assets/d6170b389a31a7021fab6e0c21108aec.png 1920w,https://asset.jmir.pub/assets/d6170b389a31a7021fab6e0c21108aec.png 2500w)
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