De Luca, Giuliana and Ponzo, Michela (2009): Access to primary care and workers’ opportunity costs. Evidence from Italy. Unpublished.
De Luca, Giuliana and Ponzo, Michela (2009): Primary care utilisation and workers’ opportunity costs. Evidence from Italy. Forthcoming in: (2010)
De Luca, Giuliana and Ponzo, Michela (2010): Primary care utilisation and workers’ opportunity costs. Evidence from Italy. Forthcoming in: Empirical Economics Letters (2010)