Illustration of a lung irritant causing coughing. Irritants such as chemicals, dust or smoke can trigger wheezing, coughing and an increase in sputum. | |
Lizenzart: | Lizenzpflichtig |
Credit: | Science Photo Library / Lunau, Claus |
Bildgröße: | 3422 px × 2782 px |
Modell-Rechte: | nicht erforderlich |
Eigentums-Rechte: | nicht erforderlich |
Restrictions: | - |