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I’m stuck on a Health & Medical question and need an explanation. read two topics carefully. 1. The first topic is “Hydrogel spacer for prostate radiotherapy” ? Note for help for research: SpaceOAR (OAR stands for “organ at risk”) System is a temporary injectable gel that protects the rectum in men undergoing radiation therapy for prostate cancer. It is the first and only prostate cancer spacing device to receive Food and Drug Administration (FDA) clearance. NEED to do: Please research the above-mentioned Topic#1, which companies are doing in the world, and which companies are doing in China? And study product comparison, functional parameters, quality indicators, market prices and other information, and display them. 2. The second topic is ?Ice cap for breast cancer chemotherapy (can reduce 50-70% of patients’ hair loss) ? Note for help for research: What is a cold cap? A cold cap is a special hat that’s worn during chemotherapy. There are two main types of scalp cooling. The first type uses a cap filled with a cold gel. It needs to be changed every 20–40 minutes to keep the scalp cool NEED to do: Please research the above-mentioned Topic#2, which companies are doing in the world, and which companies are doing in China? And study product comparison, functional parameters, quality indicators, market prices and other information, and display them.