Early life household intactness and timing of pubertal onset in girls: a prospective cohort study

Does neighborhood environment influence girls' pubertal onset? findings from a cohort study

BACKGROUND Pubertal onset occurs earlier than in the past among U.S. girls. Early onset is associated with numerous deleterious outcomes across the life course, including overweight, breast cancer and cardiovascular health. Increases in childhood overweight have been implicated as a key reason for this secular trend. Scarce research, however, has examined how neighborhood environment may influe...

Pubertal timing and bone phenotype in early old age: findings from a British birth cohort study

OBJECTIVES To investigate the effect of pubertal timing, assessed in adolescence, on bone size, strength and density in men and women in early old age. DESIGN A British birth cohort study with prospective indicators of pubertal timing based on age at menarche, clinical assessment of pubertal stage, and growth tempo from serial height measures, and bone measures derived from peripheral quantit...

Sex Ratio and the Timing of Pubertal Maturation in Girls: A Life History Approach

Pubertal timing in girls and depression: a systematic review.

BACKGROUND Because the incidence of depression increases after puberty, it is possible that pubertal timing in girls influences the onset of depression. Our objective was to assess the effect of early and late puberty in girls on the incidence of depression. METHODS We systematically searched relevant databases for controlled studies that assessed the impact of pubertal timing in girls on the...

a contrastive study of rhetorical functions of citation in iranian and international elt scopus journals

writing an academic article requires the researchers to provide support for their works by learning how to cite the works of others. various studies regarding the analysis of citation in m.a theses have been done, while little work has been done on comparison of citations among elt scopus journal articles, and so the dearth of research in this area demands for further investigation into citatio...