4 torthaí
OBJECTIVE
The aim of the study was to explore the relationship between nicotine exposure in children via passive smoking and the refractive errors of these children.
METHODS
The study included 300 children between the age of 5 and 12 years. Children were subjected to detailed history taking with
This study compared the compensatory response to hyperopic defocus imposed on chicks in two different ways: (1) with-10 D spectacle lenses, and (2) with plano hard contact lens. The hyperopia seen with the contact lenses in situ was a consequence of their flat profile relative to the chick cornea,
OBJECTIVE
To investigate prevalence and risk factors for myopia, hyperopia and astigmatism in southern India.
METHODS
Randomly sampled villages were enumerated to identify people aged ≥40 years. Participants were interviewed for socioeconomic and lifestyle factors and attended a hospital-based
Tobacco smoking has detrimental influence on human health and is one of the leading causes of preventable mortality worldwide, associated with lung cancer, chronic obstructive lung disease and cardiovascular disease.
The analysis of the influence of tobacco smoking on pathology of the anterior