title: The urban system in the migration process: an evaluation of step-wise migration in Sierra Leone.
authors.forename: J B
authors.initials: JB
authors.lastname: Riddell
authors.forename: M E
authors.initials: ME
authors.lastname: Harvey
mesh_terms: D000349:Africa; D017954:Africa South of the Sahara; D000354:Africa, Western; D003710:Demography; D003906:Developing Countries; D004641:Emigration and Immigration; D008962:Models, Theoretical; D011153:Population; D011157:Population Dynamics; D012044:Regression Analysis; D012106:Research; D012807:Sierra Leone; D013223:Statistics as Topic
keywords: Africa; Africa South Of The Sahara; Data Analysis; Demographic Factors; Developing Countries; English Speaking Africa; Migration; Migration, Internal; Models, Theoretical; Population; Population Dynamics; Research Methodology; Rural-urban Migration; Sierra Leone; Statistical Regression; Statistical Studies; Western Africa