text: const mongoose = require('mongoose');
  const Schema = mongoose.Schema;
  
  // schema for a Report
  const schema = new Schema({
      patientInitials: {
          type: String,
          required: true
      },
      visitDate: {
          type: String
      },
      arrivalTime: {
          type: String
      },
      departureTime: {
          type: String
      },
      visitTimeLength: {
          type: String
      }
  });
  
  module.exports = mongoose.model('Report', schema);
  