TY - JOUR KW - Checked KW - letter AU - Henschke N. AU - Maher C. BT - Rheumatology C1 - 4.052 C2 - 4.045 CN - N J2 - Rheumatology LA - eng LB - MS M1 - 7 N1 - HERDC category C4 PY - 2006 SE - 4.045 SP - 920 EP - 921. [Impact Factor 4.045] ST - RheumatologyRheumatology T2 - Rheumatology TI - Red flags need more evaluation (letter) VL - 45 ER -