Nadal N, de Batlle J, Barbe F, Marsal JR, Sanchez-de-la-Torre A, Tarraubella N, Lavega M, Sanchez-de-la-Torre M. Predictors of CPAP compliance in different clinical settings: primary care versus sleep unit. Sleep Breath. 2018 Mar;22(1):157-63. doi: 10.1007/s11325-017-1549-7
Poulos C, Bahl R, Whittington D, Bhan MK, Clemens JD, Acosta CJ. A cost-benefit analysis of typhoid fever immunization programmes in an Indian urban slum community. J Health Popul Nutr. 2004 Jan 1;22(3):311-21.
Bahl R, Sinha A, Poulos C, Whittington D, Sazawal S, Kumar R, Mahalanabis D, Acosta CJ, Clemens JD, Bhan MK. Costs of illness due to typhoid fever in an Indian urban slum community: implications for vaccination policy. J Health Popul Nutr. 2004 Jan 1;22(3):304-10.