African trypanosomiasis
Table:
African trypanosomiasis
Other names	Sleeping sickness, African sleeping sickness

Trypanosoma forms in a blood smear
Specialty	Infectious disease
Symptoms	Stage 1: Fevers, headaches, itchiness, joint pains[1]
Stage 2: Trouble sleeping, confusion, poor coordination[2][1]
Usual onset	1–3 weeks post exposure[2]
Causes	Trypanosoma brucei spread by tsetse flies[1]
Diagnostic method	Blood smear, lumbar puncture[2]
Medication	Pentamidine, suramin, eflornithine[1]
Prognosis	Fatal without treatment[1]
Frequency	11,000[3]
Deaths	3,500[4]

Using the given table, determine whether the statement is entailed, neutral, or refuted. Conclude with JSON {"answer": "YOUR ANSWER"} — nothing else.

Claim: African trypanosomiasis has more than one stage.

answer: entailed