AIDS dementia complex in the Italian National AIDS Registry: temporal trends (1987-93) and differential incidence according to mode of transmission of HIV-1 infection,
Steady improvement in renal allograft survival among North American children. A five year appraisal by the North American Pediatric Renal Transplant Cooperative Study,
Steady improvement in cadaver graft survival (GS) among North American children. A 5-year appraisal by the North American Pediatric Renal Transplant Cooperative Study (NAPRTCS),