@article {131, editor = {,}, title = {The Black Report}, volume = {31}, number = {224}, pages = {131--132}, year = {1981}, publisher = {Royal College of General Practitioners}, issn = {0035-8797}, URL = {https://bjgp.org/content/31/224/131}, eprint = {https://bjgp.org/content/31/224/131.full.pdf}, journal = {British Journal of General Practice} }