title: Zika virus: Brazil's surge in small-headed babies questioned by report.
authors: Declan
authors: D
authors: Butler
mesh_terms: D001938:Brazil / Q000453:epidemiology; D003951:Diagnostic Errors / Q000706:statistics & numerical data*; D005260:Female; D006801:Humans; D018445:Infectious Disease Transmission, Vertical / Q000706:statistics & numerical data; D008831:Microcephaly / Q000175:diagnosis* / Q000453:epidemiology* / Q000209:etiology / Q000821:virology; D011247:Pregnancy; D035501:Uncertainty; D000071244:Zika Virus / Q000302:isolation & purification / Q000472:pathogenicity*; D000071243:Zika Virus Infection / Q000453:epidemiology* / Q000635:transmission / Q000821:virology