It was later discovered that some of the vaccines were administered after their expiry date and that the MMR compulsory vaccination was only retracted after the death of three children and more than 2000 reports of adverse effects.
Pemerintah kemudian menemukan bahwa sejumlah vaksin disuntikkan melewati tanggal kedaluwarsa dan vaksinasi wajib MMR baru dihentikan setelah tiga anak meninggal dunia dan lebih dari 2.000 kasus efek samping bermunculan.