TY - JOUR A1 - Schweigert, Florian J. A1 - Klinger, Jeannine A1 - Hurtienne, Andrea A1 - Zunft, Hans-Joachim Franz T1 - Vitamin A, carotenoid and vitamin E plasma concentrations in children from Laos in relation to sex and growth failure Y1 - 2003 UR - http://www.nutritionj.com/content/2/1/17 ER -