Original research
Timing of convalescent plasma administration and 28-day mortality in COVID-19 pneumonia
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Soledad E González, Lorena Regairaz, Martin R Salazar, Noelia S Ferrando, Verónica V González Martínez, Patricia M Carrera Ramos, Santiago A Pesci, Juan M Vidal, Nicolás Kreplak, Elisa Estenssoro
doi: 10.1136/jim-2021-002158