R Bassan, G Locatelli, G Borleri, A Salvi and T Barbui (2004) “Immunophenotypic evaluation of circulating T-cell clones in hypereosinophilic syndromes with or without abnormal CD3 and CD4 lymphocytes”, Haematologica. Pavia, Italy, 89(2), pp. 238-239. doi: 10.3324/%x.