Talvez deva tentar algumas variações de ortografia:
cardiovascular reactions » cardiovascular actions (Expandir a Pesquisa), cardiovascular functions (Expandir a Pesquisa), cardiovascular medications (Expandir a Pesquisa)
aortic cardiovascular » thoracic cardiovascular (Expandir a Pesquisa), diabetic cardiovascular (Expandir a Pesquisa), chronic cardiovascular (Expandir a Pesquisa)
reactions pediatric » section pediatric (Expandir a Pesquisa), reasons pediatric (Expandir a Pesquisa), reduction pediatric (Expandir a Pesquisa)
pediatric ace » pediatric age (Expandir a Pesquisa), pediatric acl (Expandir a Pesquisa), pediatric acc (Expandir a Pesquisa)
semin aortic » hemi aortic (Expandir a Pesquisa), german aortic (Expandir a Pesquisa), delrin aortic (Expandir a Pesquisa)
ace leads » face leads (Expandir a Pesquisa), age leads (Expandir a Pesquisa), mice leads (Expandir a Pesquisa)
annu » ann (Expandir a Pesquisa), anna (Expandir a Pesquisa), anne (Expandir a Pesquisa)

You can also try:

• Europeana
• Digital Public Library of America
• CORE

Pode obter mais resultados ajustando a pesquisa.

• Performing a fuzzy search may retrieve terms with similar spellings: semin aortic cardiovascular reactions pediatric ace leads annu~.
• Se adicionar um carácter universal pode recuperar variações da palavra pesquisada: semin aortic cardiovascular reactions pediatric ace leads annu*.