Perhaps you should try some spelling variations:
pediatric » pediatrics (Expand Search), pediatriac (Expand Search), pediatriec (Expand Search), pediatriic (Expand Search)
paediatrica » pediatrica (Expand Search), paediatrics (Expand Search), pediatrics (Expand Search), pediatricsa (Expand Search), pediatriaa (Expand Search)
pediatri » pediatria (Expand Search), pediatrie (Expand Search), pediatrii (Expand Search)
pediatriae » pediatriaae (Expand Search), pediatrieae (Expand Search), pediatriiae (Expand Search), paediatriae (Expand Search), pediatria (Expand Search), pediatrie (Expand Search)
paediatric » pediatrics (Expand Search), pediatria (Expand Search)

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: acta (((pediatric or paediatrica) or pediatri) or ((pediatriae or pediatr) or paediatric))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: acta (((pediatric OR paediatrica) OR pediatri) OR ((pediatriae OR pediatr) OR paediatric)).
• Adding a wildcard symbol may retrieve word variants: acta (((pediatric or paediatrica) or pediatri) or ((pediatriae or pediatr) or paediatric))*.