A rapid dosimetric method with controlled tidal breathing for histamine challenge: repeatability and distribution of bronchial reactivity in a clinical material

ARA Sovijärvi, LP Malmberg, K Reinikainen, P Rytilä… - Chest, 1993 - Elsevier
A rapid dosimetric method with controlled tidal breathing for histamine challenge was
evaluated by assessment of its repeatability, by comparing to a present nondosimetric standard …

Crackles in patients with fibrosing alveolitis, bronchiectasis, COPD, and heart failure

P Piirilä, ARA Sovijärvi, T Kaisla, HM Rajala, T Katila - Chest, 1991 - Elsevier
We have studied the crackling lung sounds of ten patients with cryptogenic fibrosing alveolitis,
ten with bronchiectasis, ten with chronic obstructive pulmonary disease, and ten with heart …

Quantitative functional lung imaging with synchrotron radiation using inhaled xenon as contrast agent

…, ARA Sovijärvi - Physics in Medicine …, 2001 - iopscience.iop.org
Small airways play a key role in the distribution of ventilation and in the matching of ventilation
to perfusion. The purpose of this study was to introduce an imaging method that allows …

Changes in frequency spectra of breath sounds during histamine challenge test in adult asthmatics and healthy control subjects

LP Malmberg, ARA Sovijärvi, E Paajanen, P Piirilä… - Chest, 1994 - Elsevier
Air-flow standardized breath sounds were recorded at the chest and at the trachea during
histamine challenge test and after subsequent bronchodilation in 12 asthmatics and 6 healthy …

Methacholine and ovalbumin challenges assessed by forced oscillations and synchrotron lung imaging

…, P Suortti, Z Hantos, ARA Sovijarvi… - American journal of …, 2009 - atsjournals.org
Rationale: Methacholine (Mch) is routinely used to assess bronchial hyperreactivity; however,
little is known about the differences in the lung response pattern between this provocation …

Tracheobronchial rupture due to blunt chest trauma: a follow-up study

…, JA Salo, PEA Halttunen, ARA Sovijärvi - The Annals of thoracic …, 1989 - Elsevier
From 1970 to 1988, 9 patients were treated for tracheobronchial rupture arising from
nonpenetrating thoracic trauma. All patients the dyspnea and pneumothorax. Four patients had …

Quality of life following lobectomy or bilobectomy for non-small cell lung cancer, a two-year prospective follow-up study

…, A Knuuttila, EI Sihvo, H Sintonen, ARA Sovijärvi… - Lung Cancer, 2010 - Elsevier
Surgery for non-small cell lung cancer (NSCLC) is associated with a significant negative
impact on health-related quality of life (HRQoL), but only a few published studies evaluate the …

Does non-responder bias have a significant effect on the results in a postal questionnaire study?

…, E Jönsson, LA Laitinen, ARA Sovijärvi… - European journal of …, 2001 - Springer
Background and aim: In epidemiological questionnaire studies results can be influenced by
non-responder bias. However, in respiratory epidemiology this has been analysed in very …

Association between vasomotor hot flashes and heart rate variability in recently postmenopausal women

…, M Viitasalo, H Väänänen, ARA Sovijärvi… - Menopause, 2010 - journals.lww.com
Objective: The aim of this study was to investigate whether cardiovascular autonomic reactivity
and risk profile are associated with the frequency and severity of hot flashes in recently …

Increase of asthma in adults in northern Finland?–a report from the FinEsS study

…, B Lundbäck, MM Nieminen, ARA Sovijärvi… - Allergy, 2001 - Wiley Online Library
Background: According to previous studies, the prevalence of asthma has been lower in
Finland than in other Nordic countries. In the present study, we assessed the prevalence of …