title: The caterpillar and the butterfly: public health in Spain.
authors.affiliation: Public Health Department, University of Barcelona, Spain. andreus@saludyorganizacion.com
authors.forename: A
authors.initials: A
authors.lastname: Segura
mesh_terms: D001294:Attitude to Health; D006801:Humans; D011634:Public Health / Q000592:standards*; D011787:Quality of Health Care; D013030:Spain