Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for receiving user input, the user input indicating a user command to display a waveform strip screen, in response to the user input, processing patient-specific data to provide waveform data, and displaying the waveform strip screen on the mobile device, the waveform strip screen displaying one or more waveform strips, each waveform strip of the one or more waveform strips being based on the waveform data and graphically depicting a physical waveform strip.