1. O'Brien test for homogeneity of variance;Abdi,2007
2. Adjusting for multiple testing when reporting research results: the Bonferroni vs Holm methods;Aickin;Am. J. Public Health,1996
3. Sequential Medical Trials;Armitage,1975
4. Repeated significance tests on accumulating data;Armitage;J. R. Stat. Soc. A,1969
5. Extracorporeal circulation in neonatal respiratory failure: a prospective randomized study;Bartlett;Pediatrics,1985