The accounts in this are drawn from extended interviews over a span of 18 months with Johan, Marilyn and Jenna Otter. Additional interviews were conducted with the following individuals:
At Kalispell Regional Medical Center: Lori Alsbury, Dr. Larry Iwersen, Jim Oliverson, Dr. Scott Rundle and Dr. Keri Thorn.
At Harborview Medical Center: Dr. Christopher Allan, Dr. Arash Jian-Amadi, Dr. Carlo Bellabarba, Susan Gregg-Hanson, Chad Hiner, Elizabeth Lowry, Dr. Nicholas Vedder, Dr. Lisa McIntyre and Enid Moore.
At Scripps Memorial Hospital La Jolla: Dr. Scott Barttelbort, Dr. Brent Eastman, Gary Fybel, Lisa Ohmstede, Dr. Arthur Perry, Dr. Robert Singer, Chris Van Gorder and Dr. Erik Westerlund.
Additional information came from Johan Otter's medical reports from Harborview Medical Center and Scripps Memorial Hospital La Jolla.