12:00Robert ElmsEmma Cannon, this week's Fourfer, Nigel Barden and Beth HartBBC Radio London Duration: 3 hours Fri 17th Feb 2012, 12:00 on BBC Radio LondonAcupuncturist Emma Cannon is in to discuss fertility, this week's Fourfer is Emmylou Harris, Nigel Barden is in and Beth Hart plays live in the studio.GenresFactualBrandRobert Elms Source: BBC Online