About the Authors

James W. M. Kigera

jameskigera@yahoo.co.uk

Affiliations Department of Orthopaedics, College of Health Sciences, Makerere University, Kampala, Uganda, Orthopaedics Rehabilitation Unit, PCEA Kikuyu Hospital, Kikuyu, Kenya

Stephen Mukwaya

Affiliation Mulago Paramedical Schools, Kampala, Uganda

Competing Interests

The authors have declared that no competing interests exist.

Author Contributions

Conceived and designed the experiments: JK. Performed the experiments: JK SM. Analyzed the data: JK SM. Contributed reagents/materials/analysis tools: JK SM. Wrote the paper: JK.