Differences between crossover and parallel study designs--debate?

Fertil Steril. 1999 Apr;71(4):771-3. doi: 10.1016/s0015-0282(98)00495-6.
No abstract available

Publication types

  • Comment
  • Comparative Study
  • Letter

MeSH terms

  • Cross-Over Studies*
  • Epidemiologic Research Design*
  • Humans
  • Infertility / therapy