UNICEF and its global partners define an orphan, as is Child who has lost one or both parents as a result of death of one parent or both parents. A street child as per UNICEF funded ZIM 2001 study, formulated by Inter-NGOs in Switzerland in 1983, is “any girl or boy who has not reached...

Background: The trend in the BMI values of US children has not been estimated very convincingly because of the absence of longitudinal data. Our object is to estimate time series of BMI values by birth cohorts instead of measurement years. Methods: We use five regression models to estimate the...