2 results
Time trends in twin perinatal mortality in northern England, 1982–94
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- Journal:
- Twin Research / Volume 1 / Issue 4 / 01 August 1998
- Published online by Cambridge University Press:
- 21 February 2012, pp. 189-195
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Annual Variation of Sex Ratio in Twin Births and in Singletons in Brazil
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- Journal:
- Acta geneticae medicae et gemellologiae: twin research / Volume 44 / Issue 3-4 / October 1995
- Published online by Cambridge University Press:
- 01 August 2014, pp. 163-168
- Print publication:
- October 1995
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