Hospital Mortality and Effect of Adjusting PaO2/FiO2 According to Altitude Above the Sea Level in Acclimatized Patients Undergoing Invasive Mechanical Ventilation. A Multicenter Study Manuel Jibaja; Guillermo Ortiz-Ruiz; Fernanda García; Manuel Garay-Fernández; Felipe de Jesús Montelongo; Jorge Martinez; José Antonio Viruez; Orville Baez-Pravia; Santiago Salazar; Francisco Villacorta-Cordova; Freddy Morales; Amilcar Tinoco-Solórzano; Carlos Ibañez Guzmán; Bruno Valle Pinheiro; Felix Zubia-Olaskoaga; Carmelo Dueñas; Antonio Lara Garcia; Pablo Cardinal-Fernández;

Sex-specific Difference for Small Cell Lung Cancer from Immunotherapy Advancement You Mo; Yiwei Qin; Jian Shangguan; Duncan Wei; Meng Wu; Dawei Chen; Jinming Yu;

Pre-hospital Aspirin Use and Patient Outcomes in COVID-19: Results from the International Viral Infection and Respiratory Illness Universal Study (VIRUS) Amos Lal; Juan Pablo Domecq Garces; Vikas Bansal; Aysun Tekin; Simon Zec; Ashish K. Khanna; Matthew A. Warner; Amy B. Christie; Rodrigo Cartin-Ceba; Valerie M. Banner-Goodspeed; Donna Lee Armaignac; Sreekanth R. Cheruku; Umamaheswara Raju; Yasir Tarabichi; Joshua L. Denson; Vishakha Kumar; Allan Walkey; Karen Boman; Neha Deo; Rahul Kashyap; Ognjen Gajic;