Flury W, Montandon A
Schweiz Med Wochenschr. 1980 Nov 1;110(44):1614-6.
The case is presented of a 40-year-old man with pure red cell aplasia which developed 4 years after institution of azathioprine therapy for renal transplantation. The patient recovered 5 1/2 months after substitution of cyclophosphamide for azathioprine.