To complete a questionnaire.
Are you from a family in which there are two sisters who are at
least 4 years apart in age? Are both sisters currently between the
ages of 18 and 36? Did the birth parents separate or divorce while
the younger sister was under 14 years of age? Compensation is
provided for completing a simple questionnaire.
Please see the following link (in Adobe or HTML) for contact information
and a description of the research study: