title: [An employer-based integrated approach to sickness absence].
authors.affiliation: Departamento Investigación y Análisis de Prestaciones, MC MUTUAL, Barcelona, Spain. rsacristan@mc-mutual.com.
authors.forename: Rosa
authors.initials: R
authors.lastname: Sacristán Nieto
authors.forename: Juan Carlos
authors.initials: JC
authors.lastname: López