Below is an instruction from Human. Write a response.
    ### Instruction:
    What are the symptoms of Marburg hemorrhagic fever (Marburg HF) ?
    ### Response:
    After an incubation period of 5-10 days, symptom onset is sudden and marked by fever, chills, headache, and myalgia. Around the fifth day after the onset of symptoms, a maculopapular rash, most prominent on the trunk (chest, back, stomach), may occur. Nausea, vomiting, chest pain, a sore throat, abdominal pain, and diarrhea may then appear.
    