@misc{indiciae0cb1efe788d8, title = {Differences between crossover and parallel study designs--debate?}, author = {S Daya}, year = {1999}, doi = {10.1016/s0015-0282(98)00495-6}, url = {https://pubmed.ncbi.nlm.nih.gov/10202896/}, note = {Source identifier: 10202896} }