RxPG book First AID for PLAB part 1 has recently broken into top 20,000 best selling books on Amazon catalogue.
It is not a mean achievement considering Amazon catalogue consists of more than a million titles.
As per today's sales reports from amazon.com, RxPG First Aid is at Rank 17,860 which can be verified by anyone as Amazon shows the sales rank below every title.
RxPG First Aid for PLAB book is outselling the next ranked PLAB book by 5 to 1