Editor, T., (2014). Guideline on pain relief in labour. Sri Lanka Journal of Obstetrics and Gynaecology. 35(4), pp.142–143. DOI: http://doi.org/10.4038/sljog.v35i4.6603

Editor T. Guideline on pain relief in labour. Sri Lanka Journal of Obstetrics and Gynaecology. 2014;35(4):142–3. DOI: http://doi.org/10.4038/sljog.v35i4.6603

Editor, T. (2014). Guideline on pain relief in labour. Sri Lanka Journal of Obstetrics and Gynaecology, 35(4), 142–143. DOI: http://doi.org/10.4038/sljog.v35i4.6603

Editor, The. 2014. Guideline on pain relief in labour 35, no. 4: 142–143. DOI: http://doi.org/10.4038/sljog.v35i4.6603