@article{8c613aa1e893402b92522d450eb474cb,
title = "Vitamin d status in patients with chronic obstructive pulmonary disease who participate in pulmonary rehabilitation",
abstract = "Vitamin D deficiency is common in patients with chronic obstructive pulmonary disease; however, no study has evaluated the influence of vitamin D status on effects of pulmonary rehabilitation (PR).",
keywords = "Aged, Confidence Intervals, Exercise Test, Female, Forced Expiratory Volume, Health Status Indicators, Health Surveys, Humans, Linear Models, Logistic Models, Male, Odds Ratio, Outpatients, Patient Participation, Pulmonary Disease, Chronic Obstructive, Questionnaires, Statistics as Topic, Statistics, Nonparametric, Vital Capacity, Vitamin D, Vitamin D Deficiency",
author = "Thomas Ringbaek and Gerd Martinez and Amal Durakovic and Jane Th{\o}gersen and Anne-Kirsten Midjord and Jensen, {Jens-Erik Beck} and Peter Lange",
year = "2011",
doi = "10.1097/HCR.0b013e31821c13aa",
language = "English",
volume = "31",
pages = "261--7",
journal = "Journal of Cardiopulmonary Rehabilitation and Prevention",
issn = "1932-7501",
publisher = "Lippincott Williams & Wilkins",
number = "4",
}