Write the next sentence in this paragraph:

How to travel with a pacemaker
Ask your doctor if your pacemaker contains any metal.
Some versions do not contain metal, and they will not cause any trouble if you choose to travel through airport security screening areas.
Ask your doctor for an official card that states you have an implanted pacemaker.

Pick from: (i) A mvd card, one that lets you stay safe during the trip, is one of the company's most common options. Look for an identity card when first traveling through airport security.. (ii) These cards are official, usually produced from the doctor's office or the creator of the pacemaker, and they can warn security officials of hidden metal within the body. Wait an appropriate time after implantation before deciding to travel.. (iii) When you purchase the card, make sure it includes the cost of the procedure, the type of implant you have, and the equipment you will be using. Check the website of your doctor to ensure they don't only operate pacemakers online, or refuse to return them to customers.. (iv) Your doctor will give you an official postage statement and will explain where to mail the important documents. Your card needs to be kept in one of four locations: the airport nearest your terminal, parking garage at your hotel, or at your recipient's place of business..
(ii)