Olav Skogesal

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The relative abundance within a guild of six species of the lichen-forming fungal genus Umbilicaria was studied during primary colonization of rock surfaces in a chronosequence of ca. 245 y in an alpine glacier foreland in southern Norway. Although the density of the guild grew from zero to more than 1000 thalli/m2 and the species differ substantially in(More)
In a prospective study, 69 young adults, range 19-28 years, were given spinal anesthesia. Three patients developed postspinal puncture headache and three patients experienced transient backache. No other complications were observed. The results indicate that spinal anesthesia may be used even in young adults. This seems to contrast with the practice in most(More)
This article presents a study of the use of tobacco and alcohol among young servicemen in Northern Norway during the last nine months of their military service. The study shows a clear tendency towards increased smoking, while alcohol consumption is less frequent than during the period before entering military service.
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