Recurrent, robust and scalable patterns underlie human approach and avoidance. oleh Byoung Woo Kim, David N Kennedy, Joseph Lehár, Myung Joo Lee, Anne J Blood, Sang Lee, Roy H Perlis, Jordan W Smoller, Robert Morris, Maurizio Fava, Hans C Breiter, Phenotype Genotype Project in Addiction and Mood Disorders (PGP)