Comment on

• Vitamin A analogue for breast cancer prevention: a grade of F or incomplete?

  Piantadosi S. Piantadosi S. J Natl Cancer Inst. 1999 Nov 3;91(21):1794. doi: 10.1093/jnci/91.21.1794. J Natl Cancer Inst. 1999. PMID: 10547379 No abstract available.
• Randomized trial of fenretinide to prevent second breast malignancy in women with early breast cancer.

  Veronesi U, De Palo G, Marubini E, Costa A, Formelli F, Mariani L, Decensi A, Camerini T, Del Turco MR, Di Mauro MG, Muraca MG, Del Vecchio M, Pinto C, D'Aiuto G, Boni C, Campa T, Magni A, Miceli R, Perloff M, Malone WF, Sporn MB. Veronesi U, et al. J Natl Cancer Inst. 1999 Nov 3;91(21):1847-56. doi: 10.1093/jnci/91.21.1847. J Natl Cancer Inst. 1999. PMID: 10547391 Clinical Trial.