Lock EF, Ziemiecki RM, Marron J, Dittmer DP. Efficiency clustering for low-density microarrays and its application to QPCR. BMC Bioinformatics. 2010 Jul;11(386).
McKenna SP, Whalley D, Doward LC. Which outcomes are important in schizophrenia? Int J Methods Psychiatr Res. 2000;9(1):S58-67.
Parsley (Edwards) TL. Review of the phantom respondents: opinion surveys and political representation. J Off Stat. 1994;10(3):351-5.