1. Ambooken B, Binesh VG, Asokan N, Sarin A, Natarajan B, Subi CT. Dark ground microscopy for identification of Treponema pallidum. J Skin Sex Transm Dis doi: 10.25259/JSSTD_39_2022
5. Fine SM. Treponematosis (Endemic Syphilis, Yaws, and Pinta. Medscape, 2021. https://emedicine.medscape.com/article/230403-overview
8. Jaiswal NK, et al. Evaluation of Dark Field Microscopy for the Early Diagnosis of Leptospirosis- A Prospective Study. Journal of Medical Science and Clinical Research, 2018. 6(8): 798-801. https://dx.doi.org/10.18535/jmscr/v6i8.133
9. Theel ES, Katz SS, Pillay A. Molecular and Direct Detection Tests for Treponema pallidum Subspecies pallidum: A Review of the Literature, 1964-2017. Clin Infect Dis. 2020 Jun 24;71(Suppl 1):S4-S12. doi: 10.1093/cid/ciaa176. PMID: 32578865; PMCID: PMC7312206.
11. Lejarraga-Cañas C, Ayerdi-Aguirrebengoa O, Menéndez-Prieto B, Tello-Romero E, Rodríguez-Martín C, Del Romero-Guerrero J. Is dark-field microscopy still useful for the primary syphilis diagnosis in the 21ST century? Enferm Infecc Microbiol Clin (Engl Ed). 2022 Jan;40(1):32-34. doi: 10.1016/j.eimce.2021.10.001. Epub 2021 Oct 31. PMID: 34732343.
12. Jaiswal N K, Chandrasekaran S , Rukadikar A, Usefulness of dark field microscopy (DFM), IGM ELISA and microscopic agglutination test (MAT) for the early diagnosis of acute leptospirosis. Indian J Microbiol Res 2019;6(2):166-169