I. Berthaut, R. Girot, and J. Mandelbaum. 2008. “Reply To: [Use of Hydroxyurea from Childhood to Adult Age in Sickle Cell Disease: Semen Analysis. Haematologica 2008; 93:E67]”. Haematologica 93 (11). Pavia, Italy, e68-e68. https://doi.org/10.3324/haematol.13804.