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Seasonal Variation in Twin Births
Nature, 1972THE seasonal patterns of single births are well established. Among the birth characteristics noted to be associated with significant changes in seasonal patterns are race, geographic differences1, and birth order2. Early studies on this general topic were reviewed by Huntington3, and other studies by Bailar and Gurian4.
S, Selvin, D T, Janerich
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Seasonal variation in human births
Journal of Biosocial Science, 1990SummaryDuring the first half of this century, the seasonal pattern of births in European countries showed a major peak in the spring and a minor peak in the autumn. In contrast, the pattern in the US was of a minor peak in spring and a major peak in autumn. Over the last 20 years, the pattern in England and Wales has changed to resemble the US pattern,
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Seasonal Variations in Color Preference
Cognitive Science, 2016AbstractWe investigated how color preferences vary according to season and whether those changes could be explained by the ecological valence theory (EVT). To do so, we assessed the same participants’ preferences for the same colors during fall, winter, spring, and summer in the northeastern United States, where there are large seasonal changes in ...
Karen B, Schloss +4 more
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Seasonal Variation of Orofacial Clefts
Journal of Craniofacial Surgery, 2018Background: Orofacial clefts represent the most common craniofacial malformation diagnosed at birth and may be divided into isolated cleft lip (CL), cleft lip and palate (CL/P), or isolated cleft palate (CP). The causes of orofacial clefts have long been understood to be multifactorial; however, research into the genetic and ...
Chrysis, Sofianos +2 more
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Seasonal Variation in Suicidal Deaths
British Journal of Psychiatry, 1971It has often been stated that there is a seasonal variation in suicidal deaths, with more occurring in the spring than at other times of the year. The analysis of this phenomenon has, however, remained at a relatively crude level. For example: (1) Recent data (Dublin, 1963) indicate that the pattern is not simple.
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Seasonal Variation in Bipolar Disorder
British Journal of Psychiatry, 1996BackgroundIn patients with bipolar disorder, admissions for manic and depressive episodes frequently display a seasonal pattern. We examined this variation and compared the patterns with the seasonal admission rates for schizophrenia.MethodPatients with bipolar disorder or schizophrenia were identified from the Finnish Hospital Discharge Register of in-
T, Partonen, J, Lönnqvist
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Overview: Seasonal variations in cholesterol
Preventive Medicine, 1981Abstract There is a common belief that strong evidence supports significant seasonal variations in serum cholesterol. An examination of 19 studies from 1965 to 1979 suggests that the evidence for seasonal variation is not compelling and that some of the earlier studies suffered from a serious methodological error of analysis: comparing means with ...
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Co-evolution of immunity and seasonal influenza viruses
Nature Reviews Microbiology, 2023Alvin X Han, Colin A Russell
exaly
SEASONAL VARIATIONS IN THYROTOXICOSIS
The Lancet, 1949M E, MORGANS, W R, TROTTER
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