Elyes Slim Ghedira and Serge Pissard (2013) “Low fetal hemoglobin rates in patients carrying Thai (δβ)0-deletion and Turkish (δβ)0-deletion/inversion strengthen the hypothesis that the 5′δ BCL11A binding site plays a major role in its fetal hemoglobin inhibitory regulation. Response to ‘The 12.6 kb-deletion in the β-globin gene cluster is the known Thai/Vietnamese (δβ)0-thalassemia commonly found in Southeast Asia’”, Haematologica. Pavia, Italy, 98(9), pp. e119-e120. doi: 10.3324/haematol.2013.093716.