APA   Click to copy
Sharma, V., Nayak, S., & Devadas, U. (2021). A survey of vocal health in church choir singers. European Archives of Oto-Rhino-Laryngology.

Chicago/Turabian   Click to copy
Sharma, Vasudha, Srikanth Nayak, and Usha Devadas. “A Survey of Vocal Health in Church Choir Singers.” European Archives of Oto-Rhino-Laryngology (2021).

MLA   Click to copy
Sharma, Vasudha, et al. “A Survey of Vocal Health in Church Choir Singers.” European Archives of Oto-Rhino-Laryngology, 2021.

@article{vasudha2021a,
  title = {A survey of vocal health in church choir singers},
  year = {2021},
  journal = {European Archives of Oto-Rhino-Laryngology},
  author = {Sharma, Vasudha and Nayak, Srikanth and Devadas, Usha}
}