^"Acupuncturist touched my breast, says woman". The Straits Times. 4 مارس 1988. ص. 19. But the acupuncturist, Zeng Guoyung, 36, instead accused her of cooking up the story to seek the attention of her jealous boyfriend.
^"Accused fails in bid to taint key witness". The Straits Times. 12 أبريل 1988. ص. 16. The trail of acupuncturist Zeng Guoyung, accused of molesting a woman patient, was yesterday adjourned until August.
^Loh، Nancy (5 مارس 1988). "Acupuncturist tells of couple's 'extortion bid'". The Straits Times. ص. 12. Zeng Guoyung, 36, told the magistrate's court [.]