Study objectives There is increasing interest in the frequency and nature of comorbidities in
patients with obstructive lung disease: COPD and asthma. We aimed to quantify baseline …

Study objectives The nonproportional Venn diagram of obstructive lung disease (OLD)
produced for the 1995 American Thoracic Society guidelines has not been quantified. We …

BACKGROUND Recent trends in physician diagnosed chronic obstructive pulmonary
disease (COPD) in the UK were estimated, with a particular focus on women. METHODS A …

Background: The association between lung cancer and COPD has not been investigated in
the primary care setting. Method: We determined the recent trends of lung cancer in COPD …

BACKGROUND: Earlier studies have suggested a link between asthma and severe
headache, and also between migraine and wheezing illness. Recent analysis have also …

Background: Information in large, automated databases can be useful to study the natural
history of respiratory diseases in the community, but the validity of definitions needs to be …

The Hadamard and Kronecker products of two n× m matrices A, B are related by A∘ B= P T1
(A⊗ B) P 2, where P 1, P 2 are partial permutation matrices. After establishing several …

Background. Studies have shown that asthma severity is easily under-estimated and as a
result, patients may be under-treated with reduced asthma control. Objective. This study …

"'Briarfield'" 40, The Drive Northwood, Middlesex HA6 1HP, England LINEAR ALGEBRA AND
ITS APPLICATIONS 223/224:731-744 Page 1 NOIOlt- ~ A Weak Majorization Involving the …

Majorizations of Hadamard Products of Matrix Powers КОРЗИНА ПОИСК НАВИГАТОР
СЕССИЯ КОНТАКТЫ ИНФОРМАЦИЯ О ПУБЛИКАЦИИ eLIBRARY ID: 19851 EDN: RBWKGS …