A Danish study (2004) that took place over 10 years found no evidence to support a link.
The Danish study got around this inevitable bias by relying on official records rather than the testimony of the women.
A small Danish study showed that in 1984, maintenance therapy with cimetidine was already common.
A third Danish study looked at cancer rates among 19,856 parents who had a child with schizophrenia.
Now a Danish study released yesterday has linked it to changing habits - some positive and some not.
Danish epidemiological studies suggest that a number of psychological health benefits are associated with drinking wine.
Another Danish study from 2005 followed 943,664 children less than 10 years old.
A 1999 Danish case-control study detected no association between paternal age and risk of type 1 diabetes.
A large Danish study published in 2009 found no association between fertility drugs and ovarian cancer.