Subject(s)

Humans , Infant, Newborn , Infant , Child, Preschool , Child , Adolescent , Patients/psychology , Anesthesia , Child Abuse , Insect Bites and Stings , Foreign Bodies/surgery , Burns/surgery , Wounds and Injuries/surgery , Respiratory System Abnormalities/surgery , Hernia, Diaphragmatic/surgery , Mediastinal Neoplasms/surgery , Esophageal Atresia/surgery , Gastroesophageal Reflux/surgery , Stomach/surgery , Intestinal Atresia/surgery , Enterocolitis, Necrotizing/surgery , Hirschsprung Disease/surgery , Anus, Imperforate/surgery , Gastrointestinal Hemorrhage/surgery , Intussusception/surgery , Meckel Diverticulum/surgery , Intestinal Polyps/surgery , Appendicitis/surgery , Bile Ducts/surgery , Hypertension, Portal/surgery , Liver Transplantation , Pancreas/surgery , Spleen/surgery , Hernia, Umbilical/surgery , Hernia/surgery , Kidney/abnormalities , Kidney/surgery , Ureter/surgery , Bladder Exstrophy/surgery , Circumcision, Male , Enuresis/surgery , Cryptorchidism/surgery , Spermatic Cord Torsion/surgery , Wilms Tumor/surgery , Teratoma/surgery , Lymphoma/surgery , Rhabdomyosarcoma/surgery , Nevus/surgery , Lymphatic System/abnormalities , Lymphatic System/surgery , Breast/surgery , Twins, Conjoined/surgery