Explanation: An unqualified column name is. ambiguous if more than one table or view identified in. the FROM clause has a column with that name, or if. more than one column of a nested table expression has. that name.
The exact cause of clubfoot is unknown, but doctors agree that a family history of clubfoot increases the likelihood that a child will be born with the condition. In addition, mothers who smoke and drink during pregnancy are more likely to give birth to a child with a clubfoot or clubfeet.
Some women may feel dizzy or lightheaded during the early months of pregnancy. The wooziness can be related to low blood sugar or dehydration, Moss said, as well as to blood shifts in the body, especially when a woman changes position, for example from sitting to standing, or when she gets out of bed.