TY  - JOUR
PY  - 1989//
TI  - Results of fitness examination of ship's nautical officers in the age 45 to 65 years
JO  - Bulletin of the Institute of Maritime and Tropical Medicine in Gdynia
A1  - Ebert, H.
A1  - Mehlhorn, D.
SP  - 131
EP  - 134
VL  - 40
IS  - 3-4
N2  - <p>[Abstract unavailable]</p> <p>Language: en</p> 
LA  - en
SN  - 0324-8542
UR  - http://dx.doi.org/
ID  - ref1
ER  -