Frequency dependence of antidepressant response to left prefrontal repetitive TMS as a function of baseline cerebral glucose metabolism - Kimbrell, TA; Little, JT; Dunn, RT; Frye, MA; Greenberg, BD; Wassermann, EM; Repella, JD; Danielson, AL; Willis, MW; Benson, BE; Speer, AM; Osuch, E; George, MS; Post, RM (Biol Psychiatry, 1999)