1. Department of Psychiatry Memorial Sloan Kettering Cancer Center New York City USA
2. Department of Medicine Memorial Sloan Kettering Cancer Center New York City USA
3. Medical Library Memorial Sloan Kettering Cancer Center New York City USA
4. Medical Library City University of New York School of Medicine New York City USA
5. Department of Child and Adolescent Psychiatry and Behavioral Sciences Children's Hospital of Philadelphia Philadelphia Pennsylvania USA