Citation 1: McNamee K, Harvey C, Stewart M, Bateson D. An updated guide to contraception. Part 1: Short-acting methods. Medicine Today. 2018;19(10):10-24.
Citation 2: Harvey C, McNamee K, Bateson D, Stewart M. An updated guide to contraception Part 2: Long-acting reversible methods. Medicine Today. 2018;19(11):20-33.
Citation 3: Stewart M, McNamee K, Harvey C, Bateson D. An updated guide to contraception. Part 3: Permanent methods, traditional methods and emergency contraception. Medicine Today. 2018;19(12):36-45.