Authors:
Clement, EV
van der Wiel, H
Patka, P
Roos, JC
Lips, P
Citation: Ev. Clement et al., Long-term consequences of fracture of the lower leg: Cross-sectional studyand long-term longitudinal follow-up of bone mineral density in the hip after fracture of lower leg, BONE, 24(2), 1999, pp. 131-134
Citation: E. Bartelsman et H. Van Der Wiel, International productivity differences: Measurement and explanations., ECONOMIST, 147(2), 1999, pp. 242-243