@base . a ; . a ; "2529-850X" ; . , ; "Journal of negative & no positive results." ; ; ; ; ; "Journal of negative & no positive results." , "Journal of negative & no positive results" ; ; "http://revistas.proeditio.com/jonnpr/index" . . a . "Spain" . a , ; "Journal of negative & no positive results" . a ; "20230224170459.712583"^^ ; ; .