Nucci, D.;                     Santangelo, O.E.;                     Provenzano, S.;                     Fatigoni, C.;                     Nardi, M.;                     Ferrara, P.;                     Gianfredi, V.    
        Dietary Fiber Intake and Risk of Pancreatic Cancer: Systematic Review and Meta-Analysis of Observational Studies. Int. J. Environ. Res. Public Health 2021, 18, 11556.
    https://doi.org/10.3390/ijerph182111556
    AMA Style
    
                                Nucci D,                                 Santangelo OE,                                 Provenzano S,                                 Fatigoni C,                                 Nardi M,                                 Ferrara P,                                 Gianfredi V.        
                Dietary Fiber Intake and Risk of Pancreatic Cancer: Systematic Review and Meta-Analysis of Observational Studies. International Journal of Environmental Research and Public Health. 2021; 18(21):11556.
        https://doi.org/10.3390/ijerph182111556
    
    Chicago/Turabian Style
    
                                Nucci, Daniele,                                 Omar Enzo Santangelo,                                 Sandro Provenzano,                                 Cristina Fatigoni,                                 Mariateresa Nardi,                                 Pietro Ferrara,                                 and Vincenza Gianfredi.        
                2021. "Dietary Fiber Intake and Risk of Pancreatic Cancer: Systematic Review and Meta-Analysis of Observational Studies" International Journal of Environmental Research and Public Health 18, no. 21: 11556.
        https://doi.org/10.3390/ijerph182111556
    
    APA Style
    
                                Nucci, D.,                                 Santangelo, O. E.,                                 Provenzano, S.,                                 Fatigoni, C.,                                 Nardi, M.,                                 Ferrara, P.,                                 & Gianfredi, V.        
        
        (2021). Dietary Fiber Intake and Risk of Pancreatic Cancer: Systematic Review and Meta-Analysis of Observational Studies. International Journal of Environmental Research and Public Health, 18(21), 11556.
        https://doi.org/10.3390/ijerph182111556