@booklet {pannabecker2008three,
	title = {Three-dimensional reconstructions of rat renal inner medulla suggest two anatomically separated countercurrent mechanisms for urine concentration},
	year = {2008},
	publisher = {Federation of American Societies for Experimental Biology},
	author = {Pannabecker, Thomas Lloyd and Dantzler, William H and Layton, Anita T and Layton, Harold E}
}