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	Tackling child mortality in Mali BMC International Health and Human Rights 2009, 9:28 Community health workers in Mali show a positive influence on family health care practices but many are still unsupervised, suggesting this important source of health education in developing countries needs improved support.

	Frailty index predicts mortality in Mexicans BMC Geriatrics 2009, 9:47 One in four Mexicans aged 65-69 and nearly half those over 85 are so frail, as measured by a new index created from self-reported deficits, that they have an increased risk of dying in the next two years.

	Sucking habits and speech development BMC Pediatrics 2009, 9:66 Finger-sucking and the use of a pacifier for three years or more may be detrimental to speech development in young children, whereas delayed use of a bottle is linked to a lower rate of speech disorders.