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| | Small for Gestational Age Information on Healthline |
 | | Small for gestational age, also known as intrauterine growth retardation, is defined as an infant or fetus smaller in size than expected, meaning a weight in the bottom tenth percentile for a particular age. |
 | | Small for gestational age is believed to be related to placental insufficiency, infectious disease, congenital malformations, drug and alcohol abuse, and cigarette smoking. |
 | | It is not synonymous with prematurity, which is defined as birth before thirty-seven-weeks gestation. |
| www.healthline.com /galecontent/small-for-gestational-age (246 words) |
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