text: const HealthLytix = require('hytx-sdk-js');
  const hytx = new HealthLytix('ApiID', 'ApiSecret');
  
  // each method supports promises or callbacks
  hytx.ping()
  .then(msg => console.log(msg))
  .catch(e => console.log(e));
  
  hytx.ping((e, msg) => {
      // do something
  })
  
  // how to run the Alzheimers PHS app
  const subjectAge = 70;
  const inputFile = "your-genetics-file";
  const inputContent = "text/plain";
  
  // first upload the file and get a requestId
  hytx.uploadFile(inputFile, inputContent)
  .then(requestId => {
      // file uploaded!
      console.log(`File uploaded with requestId ${requestId}`); 
      // run the Alzheimers PHS algo on the HealthLytix cloud
      hytx.runAlzheimersPHS(requestId, subjectAge)
      .then(results => {
          // hooray! it worked
          // results has the report
  
          // this shows how to retrieve 
          // a previously calculated results.
          // use the same requestId
          hytx.getAlzheimersPHS(requestId)
          .then(report => console.log(report))
          .catch(e => console.log(e));
      })
      .catch(e => console.log(e));
  })
  .catch(e => console.log(e));
  