BMJ Open Respiratory Research · 2026-03-13
Analysis of clinical features of AECOPD at different altitudes and GOLD stages in high-altitude regions
Phrase rank #1 · DOI 10.1136/bmjresp-2025-003876
Other observed topics
Observed in 239 articles across 22 journals.
Portfolio article share
13 monthly points
Journal breadth
Co-occurrence
Inspect the source signal
30 high-ranking examples
BMJ Open Respiratory Research · 2026-03-13
Phrase rank #1 · DOI 10.1136/bmjresp-2025-003876
BMJ Case Reports · 2025-10-10
Phrase rank #1 · DOI 10.1136/bcr-2024-263888
Journal of Scleroderma and Related Disorders · 2026-06-05
Phrase rank #2 · DOI 10.1136/JSRD-2026-SSWC.132
Journal of Scleroderma and Related Disorders · 2026-06-05
Phrase rank #2 · DOI 10.1136/JSRD-2026-SSWC.191
Heart · 2025-12-30
Phrase rank #3 · DOI 10.1136/heartjnl-2025-BSCR.8
Thorax · 2025-11-02
Phrase rank #3 · DOI 10.1136/thorax-2025-BTSabstracts.420
BMJ Open Respiratory Research · 2026-06-16
Phrase rank #4 · DOI 10.1136/bmjresp-2026-004192
Heart · 2026-06-09
Phrase rank #4 · DOI 10.1136/heartjnl-2026-BCS.160
Heart · 2026-06-09
Phrase rank #4 · DOI 10.1136/heartjnl-2026-BCS.205
BMJ Medicine · 2026-06-01
Phrase rank #4 · DOI 10.1136/bmjmed-2025-001886
BMJ Open · 2026-04-28
Phrase rank #4 · DOI 10.1136/bmjopen-2026-118207
BMJ Case Reports · 2026-01-07
Phrase rank #4 · DOI 10.1136/bcr-2025-269028
BMJ Case Reports · 2025-12-30
Phrase rank #4 · DOI 10.1136/bcr-2025-268159
Thorax · 2025-12-10
Phrase rank #4 · DOI 10.1136/thorax-2025-223625
BMJ Case Reports · 2025-12-05
Phrase rank #4 · DOI 10.1136/bcr-2025-266143
Thorax · 2025-11-02
Phrase rank #4 · DOI 10.1136/thorax-2025-BTSabstracts.463
BMJ Case Reports · 2025-10-13
Phrase rank #4 · DOI 10.1136/bcr-2025-266742
Thorax · 2025-09-15
Phrase rank #4 · DOI 10.1136/thorax-2024-222953
Frontline Gastroenterology · 2025-08-20
Phrase rank #4 · DOI 10.1136/flgastro-2025-bspghan.51
BMJ Case Reports · 2026-07-03
Phrase rank #5 · DOI 10.1136/bcr-2026-272133
BMJ Case Reports · 2026-06-19
Phrase rank #5 · DOI 10.1136/bcr-2026-273273
BMJ Case Reports · 2026-06-17
Phrase rank #5 · DOI 10.1136/bcr-2026-272797
BMJ Case Reports · 2026-05-19
Phrase rank #5 · DOI 10.1136/bcr-2026-273374
BMJ Open Respiratory Research · 2026-04-15
Phrase rank #5 · DOI 10.1136/bmjresp-2025-003803
Lupus Science & Medicine · 2026-03-31
Phrase rank #5 · DOI 10.1136/lupus-2025-001895
BMJ Case Reports · 2025-12-18
Phrase rank #5 · DOI 10.1136/bcr-2025-265755
BMJ Case Reports · 2025-12-18
Phrase rank #5 · DOI 10.1136/bcr-2025-267795
Thorax · 2025-11-02
Phrase rank #5 · DOI 10.1136/thorax-2025-BTSabstracts.89
Thorax · 2025-11-02
Phrase rank #5 · DOI 10.1136/thorax-2025-BTSabstracts.148
Thorax · 2025-11-02
Phrase rank #5 · DOI 10.1136/thorax-2025-BTSabstracts.172