by Heitmann, Ryan J., DO, Langan, Kelly L., MD, Huang, Raywin R., PhD, Chow, Gregory E., MD, Burney, Richard O., MD, MSc
Published in American journal of obstetrics and gynecology (01.10.2014)

by Royster, G. Donald, MD, Nelson, Amanda N., BS, MS, Harris, Justine C., BS, Connell, Matthew T., DO, Heitmann, Ryan J., DO, Wolff, Erin F., MD
Published in Fertility and sterility (01.02.2016)

by Cox, Jeris M, Heitmann, Ryan J, Hailstorks, Tiffany, Armstrong, Alicia Y
Published in Journal of minimally invasive gynecology (01.07.2014)

by Heitmann, Ryan J., DO, Burney, Richard O., MD, MSc, Klein, Nancy, MD, Chow, Gregory E., MD
Published in Fertility and sterility (15.03.2011)