Turbuhaler Technique (updated 2024-09-23)
Duration: 9:31
315,7K weergaven | 30 jun. 2021
315,7K weergaven | 30 jun. 2021
Duration: 1:15
24,5K weergaven | 19 aug. 2018
24,5K weergaven | 19 aug. 2018
Duration: 1:55
266,1K weergaven | 19 nov. 2013
266,1K weergaven | 19 nov. 2013