scholarly journals P7‐53: Association between vitamin D level and respiratory symptom in patients with stable chronic obstructive pulmonary disease

Respirology ◽  
2021 ◽  
Vol 26 (S3) ◽  
pp. 279-279
PLoS ONE ◽  
2012 ◽  
Vol 7 (6) ◽  
pp. e38934 ◽  
Author(s):  
Louise Jeanette Pauline Persson ◽  
Marianne Aanerud ◽  
Pieter Sicco Hiemstra ◽  
Jon Andrew Hardie ◽  
Per Sigvald Bakke ◽  
...  

2015 ◽  
Vol 64 (4) ◽  
pp. 805-812 ◽  
Author(s):  
Adel H. Ghoneim ◽  
Mahmood A. Al-Azzawi ◽  
Samir A. Elmasry ◽  
Mohamed Y. Nasr ◽  
Mohamed M.N. AboZaid

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