title: The multiple-faces phenomenon: some investigate studies.
authors.affiliation: Laboratório de Percepção Visual, LabVis-UFPE, Departamento de Psicologia, CFCH 9o andar, Universidade Federal de Pernambuco, Recife, 50.670-901, Brasil. mlbslabv@elogica.com.br
authors.forename: M L
authors.initials: ML
authors.lastname: Simas
mesh_terms: D000293:Adolescent; D000328:Adult; D000368:Aged; D002648:Child; D005145:Face; D005260:Female; D006801:Humans; D008297:Male; D008875:Middle Aged; D009898:Optic Disk; D009903:Optical Illusions; D010364:Pattern Recognition, Visual; D010781:Photography