“…In 1975 Burton and Shuster [13] were the first to administer a single 2-gram intravenous methylprednisolone pulse in 22 patients with AA; however, only 3 (14%) had satisfactory hair regrowth. Thereafter, several additional studies showing a beneficial effect of pulse corticosteroids, either intravenous [4,10,14,15,16,17,18,19] or oral [9,20,21,22], were published. Four of these studies [4,14,18,20] concern a pediatric population (a total of 39 patients) (table 4).…”