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The danish twin registry: past and present.
Harvald B, Hauge G, Kyvik KO, Christensen K, Skytthe A, Holm NV. Harvald B, et al. Among authors: kyvik ko. Twin Res. 2004 Aug;7(4):318-35. doi: 10.1375/136905204774200451. Twin Res. 2004. PMID: 15193163
The Danish Twin Register.
Kyvik KO, Christensen K, Skytthe A, Harvald B, Holm NV. Kyvik KO, et al. Dan Med Bull. 1996 Dec;43(5):467-70. Dan Med Bull. 1996. PMID: 8960820
Fecundability of female twins.
Christensen K, Basso O, Kyvik KO, Juul S, Boldsen J, Vaupel JW, Olsen J. Christensen K, et al. Among authors: kyvik ko. Epidemiology. 1998 Mar;9(2):189-92. Epidemiology. 1998. PMID: 9504289
334 results