Authors: Derelie Mangin; David Murdoch; J Elisabeth Wells; Edward Coughlan; Sue Bagshaw; Paul Corwin; Stephen Chambers; Les Toop Journal: Ann Fam Med Date: 2012 Jan-Feb Impact factor: 5.166
Authors: Nicola Low; Anne McCarthy; Tracy E Roberts; Mia Huengsberg; Emma Sanford; Jonathan A C Sterne; John Macleod; Chris Salisbury; Karl Pye; Aisha Holloway; Andrea Morcom; Rita Patel; Suzanne M Robinson; Paddy Horner; Pelham M Barton; Matthias Egger Journal: BMJ Date: 2005-12-15
Authors: Nkoyo Faal; Robin L Bailey; David Jeffries; Hassan Joof; Isatou Sarr; Mass Laye; David C W Mabey; Martin J Holland Journal: PLoS Med Date: 2006-08 Impact factor: 11.069