May, J.M.;                     Phillips, J.P.;                     Fitchat, T.;                     Ramaswamy, S.;                     Snidvongs, S.;                     Kyriacou, P.A.    
        A Novel Photoplethysmography Sensor for Vital Signs Monitoring from the Human Trachea. Biosensors 2019, 9, 119.
    https://doi.org/10.3390/bios9040119
    AMA Style
    
                                May JM,                                 Phillips JP,                                 Fitchat T,                                 Ramaswamy S,                                 Snidvongs S,                                 Kyriacou PA.        
                A Novel Photoplethysmography Sensor for Vital Signs Monitoring from the Human Trachea. Biosensors. 2019; 9(4):119.
        https://doi.org/10.3390/bios9040119
    
    Chicago/Turabian Style
    
                                May, James M.,                                 Justin P. Phillips,                                 Tracey Fitchat,                                 Shankar Ramaswamy,                                 Saowarat Snidvongs,                                 and Panayiotis A. Kyriacou.        
                2019. "A Novel Photoplethysmography Sensor for Vital Signs Monitoring from the Human Trachea" Biosensors 9, no. 4: 119.
        https://doi.org/10.3390/bios9040119
    
    APA Style
    
                                May, J. M.,                                 Phillips, J. P.,                                 Fitchat, T.,                                 Ramaswamy, S.,                                 Snidvongs, S.,                                 & Kyriacou, P. A.        
        
        (2019). A Novel Photoplethysmography Sensor for Vital Signs Monitoring from the Human Trachea. Biosensors, 9(4), 119.
        https://doi.org/10.3390/bios9040119