@techreport{Watkins2006, author = {Watkins, S. C. and Adams, J. and Anglewicz, P. and Helleringer, S. and Manyamba, C. and Mwera, J. and Reniers, G. and Weinreb, A.}, title= {A Rose by Any Other Name: Identifying Elusive and Eager Would-be Respondents in Longitudinal Data Collection}, year = {2006}, publisher = {Population Studies Center, University of Pennsylvania}, address = {Philadelphia}, number = {Working Paper}, }