available to those who need it. References External links Biography of Warren Hern, M.D. at Boulder Abortion Clinic website Did I Violate the Partial Birth Abortion Ban? by Warren Hern, Slate, Oct. 22, 2003. The Last Abortion Doctor by John H. Richardson, "Esquire" Aug. 5, 2009. Physicians from Colorado American abortion providers American abortion-rights activists 1938 births Living people