Kalus, A Childlessness and adoption: the experience of loss as a source of suffering. [electronic resource] - Journal of physiology and pharmacology : an official journal of the Polish Physiological Society Sep 2006 - 175-81 p. digital Publication Type: Journal Article ISSN: 1899-1505 Subjects--Topical Terms: Adoption--psychologyChildChild, Orphaned--psychologyHumansInfertilityStress, Psychological--psychology