On January 31st, 2013 recruitment started in the DEEP-1 study (multi-centre, oral single dose experimental and modelling study to evaluate the pharmacokinetics of deferiprone in patients aged from 1 month to less than 6 years of age affected by transfusion-dependent haemoglobinopathies) and the first patient was enrolled at the Azienda Ospedaliera “A. Cardarelli” in Naples.