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	1.	The expectation and parentage of twins. A study on the language development of twin infants. [electronic resource] by Alin-Akerman, B Producer: 19880226 In: Acta geneticae medicae et gemellologiae vol. 36 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	Eight-year follow-up of cognitive development in 33 twin pairs. [electronic resource] by Alin Akerman, B Producer: 19961023 In: Acta geneticae medicae et gemellologiae vol. 44 Availability: No items available. Save to lists Add to cart (remove)
	3.	Twins: are they at risk? A longitudinal study of twins and nontwins from birth to 18 years of age. [electronic resource] by Alin Akerman, B Fischbein, S Producer: 19911125 In: Acta geneticae medicae et gemellologiae vol. 40 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	4.	Four-year follow-up of locomotor and language development in 34 twin pairs. [electronic resource] by Alin Akerman, B Thomassen, P A Producer: 19911125 In: Acta geneticae medicae et gemellologiae vol. 40 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	5.	Physical and mental development in 4-6-year-old triplets. [electronic resource] by Alin Akerman, B Hovmöller, M Rådestad, A Thomassen, P A Producer: 19951013 In: Acta paediatrica (Oslo, Norway : 1992) vol. 84 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)