@misc{indiciae789d5fb928d6, title = {A blinding combination.}, author = {B N Matthews and S A Mirza and O M Durrani}, year = {2002}, doi = {10.1016/s0140-6736(02)11282-7}, url = {https://pubmed.ncbi.nlm.nih.gov/12401249/}, note = {Source identifier: 12401249} }