K. Osis

At the Hour of Death

E. Haraldsson, K. Osis, 1990 .

Return from death: An exploration of the near-death experience, by Margot Grey

K. Osis, 1989 .

Deathbed Observations by Physicians and Nurses

K. Osis, 1961 .

Personal Encounters in Near Death Experiences

R. Moody, E. Haraldsson, P. Wilson, 2002 .