Lung ultrasound for detection of pulmonary complications in critically ill obstetric patients in a resource-limited setting by Pisani, L, De Nicolo, A, Schiavone, M, Adeniji, AO, De Palma, A, di Gennaro, F, Emuveyan, EE, Grasso, S, Henwood, PC, Koroma, AP, Leopold, S, Marotta, C, Marulli, G, Putoto, G, Pisani, E, Russel, J, Serpa Neto, A, Dondorp, AM, Hanciles, E, Koroma, MM, Schultz, MJ