1. Gene Therapy for Human Severe Combined Immunodeficiencies
Alain Fischer, Salima Hacein-Bey, Françoise Le Deist, Geneviève de Saint Basile, Marina Cavazzana-Calvo 
Immunity 
Volume 15, Issue 1, Pages 1-4 (July 2001)
DOI: /S (01)

2. Figure 1
Scheme of Human Lymphocyte Development Pathway with Indication of SCID Conditions
Each arrow represents a block in lymphocytes development causing SCID. Interrupted line indicates partial block
Immunity  , 1-4DOI: ( /S (01) )