Four New Patient-Reported Outcome Measures Examining Health-Seeking Behavior in Persons With Type 2 Diabetes Mellitus (REDD-CAT): Instrument Development Study - Suzanne E Mitchell; Michael A Kallen; Jonathan P Troost; Barbara A De La Cruz; Alexa Bragg; Jessica Martin-Howard; Ioana Moldovan; Jennifer A Miner; Brian W Jack; Noelle E Carlozzi (JMIR Diabetes)