Hufnagl, C., Stöcher M., Moik, M., Geisberger, R. and Greil, R. 2013. A modified Phenol-chloroform extraction method for isolating circulating cell free DNA of tumor patients. Journal of Nucleic Acids Investigation. 4, 1 (Mar. 2013), e1. DOI:https://doi.org/10.4081/jnai.2013.4282.