Chlamydia trachomatis test-of-cure cannot be based on a single highly sensitive laboratory test taken at least 3 weeks after treatment.

Dukers-Muijrers NH, Morré SA, Speksnijder A, van der Sande MA, Hoebe CJ.
PLoS One. 2012;7(3):e34108. doi: 10.1371/journal.pone.0034108.