Of the total of studies, 83.2% were indexed at Medline and Pubmed, 9.6% only at Pubmed, 4.8% at Lilacs, and only 2.4% at Scielo.
Del total de estudio, 83.2% se encontraban indexados en Medline y Pubmed, 9.6% solo en Pubmed, 4.8% en Lilacs, y solo 2.4% en Scielo.
Do total de estudos, 83,2% encontravam-se indexados no Medline e Pubmed, 9,6% somente no Pubmed, 4,8% no Lilacs e apenas 2,4% no Scielo.