Wang Y, Zhao Y, Cui Y, Zhao Q, Zhang Q, Musetti S, Kinghorn KA, Wang S. Overcoming multiple gastrointestinal barriers by bilayer modified hollow mesoporous silica nanocarriers. Acta Biomater. 2018 Jan;65:405-16. doi: 10.1016/j.actbio.2017.10.025
Dreyer NA, Loughlin JE, Rothman KJ. Epidemiologic safety surveillance of cellular telephones in the US. Radiat Prot Dosimetry. 1999 Jun;83(1):159-63.
Williams VSL. The "unbiased" anchor: bridging the gap between DIF and item bias. Appl Meas Educ. 1997;10(3):253-67. doi: 10.1207/s15324818ame1003_4