New sonographic measures of peripheral nerves: a tool for the diagnosis of peripheral nerve involvement in leprosy - Frade, Marco Andrey Cipriani; Nogueira-Barbosa, Marcello Henrique; Lugão, Helena Barbosa; furini, Renata Bazan; Marques Júnior, Wilson; Foss, Norma Tiraboschi (Memórias do Instituto Oswaldo Cruz, 2013)