1. Phase I Trial of Oral Fenretinide in Children With High-Risk Solid Tumors: A Report From the Children's Oncology Group (CCG 09709)
   Judith G. Villablanca et al, 2006, Journal of Clinical Oncology CrossRef
2. Efficacy of new retinoids in the prevention of mammary cancers and correlations with short-term biomarkers
   Clinton J. Grubbs et al, 2006, Carcinogenesis CrossRef