Tiotropium add-on therapy is safe and reduces seasonal worsening in paediatric asthma patients

por Vogelberg, Christian, Szefler, Stanley J., Vrijlandt, Elianne J.L.E., Boner, Attilio L., Engel, Michael, El Azzi, Georges, Vulcu, Sebastian Dan, Moroni-Zentgraf, Petra M., Eickmeier, Olaf, Hamelmann, Eckard H.
Publicado en Eur Respir J (2019)