It was a triumphant debut for 10 mobile health startups at the inaugural Sprint Accelerator/Techstars Demo Day on Thursday night at the Kauffman Center for the Performing Arts. An appreciative audience of more than 1,000 soaked up the origin stories of the elite early-stage companies, whose teams have spent the last three months in Kansas City developing their business models with mentors. “Perhaps no industry will be transformed more than…