The study looked at 31 men and 15 women, on average just over 26 years old.
The study looked much the same as when he'd been a boy.
The study did not look at a longer time period.
The study now looks only at water levels over the past century.
Another study looked at the cancer rate among 21,062 parents who had lost a child.
The study looked at 4,678 boys and girls age 6 to 9.
Our study looked at the effects of spending a long time in child care.
As of 2012, no additional study has looked at the issue again.
Does anyone know if there's a study looking at this?
The study looked at 416,347 patients who had heart surgery in 1996 or 1997, 32 percent of them women.