PT - JOURNAL ARTICLE AU - Richeldi, Luca TI - Idiopathic pulmonary fibrosis: current challenges and future perspectives AID - 10.1183/09059180.00001413 DP - 2013 Jun 01 TA - European Respiratory Review PG - 103--105 VI - 22 IP - 128 4099 - http://err.ersjournals.com/content/22/128/103.short 4100 - http://err.ersjournals.com/content/22/128/103.full SO - EUROPEAN RESPIRATORY REVIEW2013 Jun 01; 22