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The physical strain of dairy farming.
Ahonen E, Venäläinen JM, Könönen U, Klen T. Ahonen E, et al. Among authors: klen t. Ergonomics. 1990 Dec;33(12):1549-55. doi: 10.1080/00140139008925353. Ergonomics. 1990. PMID: 2286200
Exposure of Finnish farm workers to phenoxy acid herbicides.
Manninen A, Kangas J, Klen T, Savolainen H. Manninen A, et al. Among authors: klen t. Arch Environ Contam Toxicol. 1986 Jan;15(1):107-11. doi: 10.1007/BF01055255. Arch Environ Contam Toxicol. 1986. PMID: 3947133 No abstract available.
The protective influence of logger's safety equipment.
Klen T, Väyrynen ST. Klen T, et al. Scand J Work Environ Health. 1983 Apr;9(2 Spec No):201-3. doi: 10.5271/sjweh.2425. Scand J Work Environ Health. 1983. PMID: 6648418 Free article.