Quantification of serum elastase inhibitory activity in patients with pulmonary emphysema with and without alpha-1 antitrypsin deficiency - Gerard Orriols; Cristina Aljama; Francisco Rodriguez-Frias; Pablo-Gabriel Medina; Roser Ferrer-Costa; Galo Granados; Alexa Nuñez; Ane López-González; Gerardo Ruiz-Satelinas; Marc Miravitlles; Miriam Barrecheguren; Cristina Esquinas (PLoS ONE, 2025)