TY - JOUR A1 - Rippel, J. T1 - Symposium: The Illusion of Immortality: A Dilemma of Disease Prevention. Introductory Remarks JF - Preventive Medicine. An International Journal devoted to Practice and Theory, New York/London, Vol. 5 (No. 4, 1976), pp. 481-482. Y1 - 1976 ER -