Health and productivity of small and medium industrial enterprise (SMIE) workers : the case of Bangladesh / Nasrin Sultana Sultana, Nasrin Health care 362.1 SUH Bibliographical references Thesis (PhD) - Department of Islamic Studies, University of Dhaka, 2014 Dhaka : University of Dhaka, 2015 2015 2015 Text xxx, 258 p. : ill. (some col.) ; ben