John Vonhof
John Vonhof has 34 years of experience as a runner, hiker, and medical professional. He has provided medical aid at numerous events around the world. He continues to be sought out for his expertise and experience, especially for multi-day events. He lives in Manteca, CA.
John Vonhof has 34 years of experience as a runner, hiker, and medical professional. He has provided medical aid at numerous events around the world. He continues to be sought out for his expertise and experience, especially for multi-day events. He lives in Manteca, CA. See less
