4094
A phase I / II study of paclitaxel plus cisplatin as first - line therapy for head and neck cancers : preliminary results .
 paclitaxel, cisplatin, head and neck cancers
Please list all entity words in the text that fit the category. Output format is "word1, word2". 
Option: Disease, Chemical 
Text: {0} 
Answer:
 paclitaxel, cisplatin, head and neck cancers