by Beckwith, Andrew W
Published in Journal of physics. Conference series (01.08.2017)

by Beckwith, Andrew W
Published in Journal of physics. Conference series (01.08.2017)

by Beckwith, Andrew W
Published in Obstetrics and gynecology (New York. 1953) (01.02.2008)

by Beckwith, Andrew W., Greenberg, James A., Economy, Katherine E.
Published in Obstetrics and gynecology (New York. 1953) (01.04.2003)

by Beckwith, Andrew W., Greenberg, James A., Economy, Katherine E.
Published in Obstetrics and gynecology (New York. 1953) (01.04.2003)

by Yang, Xi, Beckwith, Andrew, Miller, John
Published in Open Physics (01.01.2005)

by Yang, Xi, Beckwith, Andrew, Miller, John, Wood, Lowell
Published in Open Physics (01.12.2004)