Syphilis is a sexually transmitted infection caused by a bacterium, Treponema pallidum, that can damage tissues in many organs of the body.
(Syphilis; is; a sexually transmitted infection caused by a bacterium, Treponema pallidum,) (a sexually transmitted infection; caused; by a bacterium, Treponema pallidum) (Treponema pallidum; can damage; tissues; L:in many organs of the body)
Syphilis a sexually transmitted infection Treponema pallidum
is caused can damage
a sexually transmitted infection caused by a bacterium, Treponema pallidum,
by a bacterium, Treponema pallidum
tissues L:in many organs of the body