Shaikh M Ahmad, Dhaka, Bangladesh
Clinical Trail Unit (CTU), icddr,b., Dhaka, Bangladesh
ICDDR,B, Dhaka, Bangladesh
International Centre for Diarrhoeal Disease Research, Bangladesh, Dhaka, Bangladesh
ICDDR,B, Dhaka, Bangladesh
Dhaka Hospital, International Centre for Diarrhoeal Disease Research, Bangladesh (icddr,b), Dhaka, Bangladesh
Community, Dhaka, Bangladesh
Mirpur Field Office, Dhaka, Mirpur, Bangladesh
International Centre for Diarrheal Disease Research, Bangladesh (icddr,b), Dhaka, Bangladesh
Hazaribagh Field Clinic, Dhaka, Bangladesh
Kumudini Medical College and hospital, Mirzapur, Tangail, Dhaka, Bangladesh