Received: 12 October 2020
Accepted: 30 March 2021
First Online: 7 April 2021
: The Mayo Clinic Institutional Review Board approved this study and granted permission to access and use the medical records for the subjects. Written consent for review of patient charts was obtained from each participant in accordance with Minnesota state law.
: Not applicable.
: Daniel M. Breitkopf has received two unrelated ongoing industry-sponsored research studies: one with Bayer AG for an Essure ultrasound protocol and one with Boston Scientific/nVision for a hysteroscopic study. All funds for the research go to his employer, Mayo Clinic.