Park, J.-W.;                     Oh, C.-H.;                     Choi, B.-U.;                     Hong, H.-J.;                     Park, J.-H.;                     Kim, T.-Y.;                     Cho, Y.-J.    
        Effect of Progressive Head Extension Swallowing Exercise on Lingual Strength in the Elderly: A Randomized Controlled Trial. J. Clin. Med. 2021, 10, 3419.
    https://doi.org/10.3390/jcm10153419
    AMA Style
    
                                Park J-W,                                 Oh C-H,                                 Choi B-U,                                 Hong H-J,                                 Park J-H,                                 Kim T-Y,                                 Cho Y-J.        
                Effect of Progressive Head Extension Swallowing Exercise on Lingual Strength in the Elderly: A Randomized Controlled Trial. Journal of Clinical Medicine. 2021; 10(15):3419.
        https://doi.org/10.3390/jcm10153419
    
    Chicago/Turabian Style
    
                                Park, Jin-Woo,                                 Chi-Hoon Oh,                                 Bo-Un Choi,                                 Ho-Jin Hong,                                 Joong-Hee Park,                                 Tae-Yeon Kim,                                 and Yong-Jin Cho.        
                2021. "Effect of Progressive Head Extension Swallowing Exercise on Lingual Strength in the Elderly: A Randomized Controlled Trial" Journal of Clinical Medicine 10, no. 15: 3419.
        https://doi.org/10.3390/jcm10153419
    
    APA Style
    
                                Park, J.-W.,                                 Oh, C.-H.,                                 Choi, B.-U.,                                 Hong, H.-J.,                                 Park, J.-H.,                                 Kim, T.-Y.,                                 & Cho, Y.-J.        
        
        (2021). Effect of Progressive Head Extension Swallowing Exercise on Lingual Strength in the Elderly: A Randomized Controlled Trial. Journal of Clinical Medicine, 10(15), 3419.
        https://doi.org/10.3390/jcm10153419