Response to: “Oldest Old With Acute Exacerbation of Chronic Obstructive Pulmonary Disease and Noninvasive Ventilation: 2 Planets Approaching”

2019 ◽  
Vol 20 (7) ◽  
pp. 923-924
Author(s):  
Francesco Spannella ◽  
Federico Giulietti ◽  
Piero Giordano ◽  
Riccardo Sarzani
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