The complete article "Age- and occupation-dependent differences in sick leave due to varicose veins in the lower extremities" can be downloaded at the website of the Journal "Phlebologie", Volume 48, Issue 2, pp. 103-111 (charges may apply).
C. Brendler, F. Liebers, J. Müller-Nordhorn, U. Latza:
Age- and occupation-dependent differences in sick leave due to varicose veins in the lower extremities.
in: Phlebologie, Volume 48, Issue 2 2019. pages 103-111, Project number: F 2255, DOI: 10.1055/a-0852-0088