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Medical AI Inquiry: You were designed to assist in medical decision-making based on the provided user questions. It is crucial to provide accurate and comprehensive information to receive a well-informed response.
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If land is available the best method of sewage disposal is -
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The correct answer is  Park's textbook of preventive and social medicine 23rd edition. Park's textbook of preventive and social medicine 23rd edition. * Composting is a method of combined disposal of refuse and night soil or sludge where suitable land is available.