(Q33648753)
Statements
1 reference
Latrine ownership as a protective factor in inflammatory trachoma in Egypt (English)
1 reference
P Courtright
1 reference
J Sheppard
1 reference
S Lane
1 reference
A Sadek
1 reference
J Schachter
1 reference
C R Dawson
1 reference
1 June 1991
1 reference
1 reference
322-325
1 reference
1 reference
1 reference
1 reference
1 reference
Identifiers
1 reference
1 reference
1 reference