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Spatial variability and temporal trends in water-use efficiency of European forests.
Saurer M, Spahni R, Frank DC, Joos F, Leuenberger M, Loader NJ, McCarroll D, Gagen M, Poulter B, Siegwolf RT, Andreu-Hayles L, Boettger T, Dorado Liñán I, Fairchild IJ, Friedrich M, Gutierrez E, Haupt M, Hilasvuori E, Heinrich I, Helle G, Grudd H, Jalkanen R, Levanič T, Linderholm HW, Robertson I, Sonninen E, Treydte K, Waterhouse JS, Woodley EJ, Wynn PM, Young GH. Saurer M, et al. Among authors: helle g. Glob Chang Biol. 2014 Dec;20(12):3700-12. doi: 10.1111/gcb.12717. Epub 2014 Sep 22. Glob Chang Biol. 2014. PMID: 25156251
Wood cellulose preparation methods and mass spectrometric analyses of delta13C, delta18O, and nonexchangeable delta2H values in cellulose, sugar, and starch: an interlaboratory comparison.
Boettger T, Haupt M, Knöller K, Weise SM, Waterhouse JS, Rinne KT, Loader NJ, Sonninen E, Jungner H, Masson-Delmotte V, Stievenard M, Guillemin MT, Pierre M, Pazdur A, Leuenberger M, Filot M, Saurer M, Reynolds CE, Helle G, Schleser GH. Boettger T, et al. Among authors: helle g. Anal Chem. 2007 Jun 15;79(12):4603-12. doi: 10.1021/ac0700023. Epub 2007 May 16. Anal Chem. 2007. PMID: 17503767
Tuning the Voices of a Choir: Detecting Ecological Gradients in Time-Series Populations.
Buras A, van der Maaten-Theunissen M, van der Maaten E, Ahlgrimm S, Hermann P, Simard S, Heinrich I, Helle G, Unterseher M, Schnittler M, Eusemann P, Wilmking M. Buras A, et al. Among authors: helle g. PLoS One. 2016 Jul 28;11(7):e0158346. doi: 10.1371/journal.pone.0158346. eCollection 2016. PLoS One. 2016. PMID: 27467508 Free PMC article.
Measuring the Effect of the Early assessment Team (MEET) for patients referred to outpatient mental health care: a study protocol for a randomised controlled trial.
Kvestad CA, Holte IR, Reitan SK, Chiappa CS, Helle GK, Skjervold AE, Rosenlund AMA, Watne Ø, Brattland H, Helle J, Follestad T, Hara KW, Holgersen KH. Kvestad CA, et al. Among authors: helle gk. Trials. 2024 Mar 11;25(1):179. doi: 10.1186/s13063-024-08028-6. Trials. 2024. PMID: 38468321 Free PMC article.
The unknown third - Hydrogen isotopes in tree-ring cellulose across Europe.
Vitali V, Martínez-Sancho E, Treydte K, Andreu-Hayles L, Dorado-Liñán I, Gutierrez E, Helle G, Leuenberger M, Loader NJ, Rinne-Garmston KT, Schleser GH, Allen S, Waterhouse JS, Saurer M, Lehmann MM. Vitali V, et al. Among authors: helle g. Sci Total Environ. 2022 Mar 20;813:152281. doi: 10.1016/j.scitotenv.2021.152281. Epub 2021 Dec 21. Sci Total Environ. 2022. PMID: 34942249 Free article.
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