Kugler, J Competition stress in soccer coaches increases salivary. Immunoglobin A and salivary cortisol concentrations. [electronic resource] - The Journal of sports medicine and physical fitness Jun 1996 - 117-20 p. digital Publication Type: Journal Article ISSN: 0022-4707 Subjects--Topical Terms: AdultAntibody FormationCompetitive Behavior--physiologyHumansHydrocortisone--analysisImmunoglobulin A--analysisMaleMiddle AgedSaliva--chemistryStress, Psychological--physiopathology