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1991 1
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Mass phenomena at a black South African primary school.
Wittstock B, Rozental L, Henn C. Wittstock B, et al. Hosp Community Psychiatry. 1991 Aug;42(8):851-3. doi: 10.1176/ps.42.8.851. Hosp Community Psychiatry. 1991. PMID: 1894264 No abstract available.