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Hess, Max W; Mueller, Christoph; Schaffner, Thomas; Gerber, Heinz A; Eggli, Peter; Cottier, Hans (1985). Thymic lymphopoiesis: protected from, or influenced by, external stimulation? Annals of the New York Academy of Sciences, 459(1), pp. 14-21. New York Academy of Sciences 10.1111/j.1749-6632.1985.tb20811.x
