TY  - JOUR
A1  - Cardoso, M.R.A.
A1  - Cousens, S.N.
A1  - Siqueira, L.F.G.
A1  - Alves, F.M.
A1  - D’Angelo, L.A.V.
T1  - Crowding: Risk factor or protective factor for lower respiratory disease in young children
Y1  - 2004
DO  - 10.1186/1471-2458-4-19
JF  - BMC Public Health
VL  - 2004
IS  - 4

ER  -