Assessing pulmonary hypertensive vascular disease in childhood. Data from the Spanish registry

del Cerro Marin M, Sabate Rotes A, Rodriguez Ogando A, Mendoza Soto A, Quero Jimenez M, Gavilan Camacho J, Raposo Sonnenfeld I, Moya Bonora A, Albert Brotons D, Moreno Galdo A. Assessing pulmonary hypertensive vascular disease in childhood. Data from the Spanish registry. Am J Respir Crit Care Med. 2014; 190(12): 1421-9.