Kyei, S., Nketsiah, A. A., Asiedu, K., Awuah, A., & Owusu-Ansah, A. (2017). Onset and duration of cycloplegic action of 1% cyclopentolate — 1% tropicamide combination. Afr Health Sci.

Kyei, Samuel, Alfred Asiem Nketsiah, Kofi Asiedu, Agnes Awuah, and Andrew Owusu-Ansah. "Onset and Duration of Cycloplegic Action of 1% Cyclopentolate — 1% Tropicamide Combination." Afr Health Sci 2017.

Kyei, Samuel, et al. "Onset and Duration of Cycloplegic Action of 1% Cyclopentolate — 1% Tropicamide Combination." Afr Health Sci 2017.