This is case-control study compared serum vitamin D levels among males with androgenetic alopecia (AGA) and healthy controls. The mean serum 25-(OH)D level significantly differed between patients and controls. The severity of AGA showed a positive correlation with the serum vitamin D levels.
The slide deck contains basics of various types of inhalational devices, principles of inhalation therapy utilized in treatment of respiratory diseases such as asthma and chronic obstructive pulmonary disease (COPD).