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Combination Therapy with Oral Sildenafil and Inhaled Iloprost for Severe Pulmonary Hypertension
Hossein Ardeschir Ghofrani, MD; Ralph Wiedemann, MD; Frank Rose, MD; Horst Olschewski, MD; Ralph Theo Schermuly, PhD; Norbert Weissmann, PhD; Werner Seeger, MD; Friedrich Grimminger, MD
Annals of Internal Medicine 2002;136:515-522.
doi:10.7326/0003-4819-136-7-200204020-00008
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