Volume 42, No 4, 1997 December Leading article  155  159 The polymerase chain reaction - Sri Lanka needs it. Jayantha Welihinda  Time we increased folic acid consumption in Sri Lanka.  P C Gunasekera, L G Chandrasena, J Sirisena Papers 164  167  173 An audit of the surgical work-load in a urology unit. S A S Goonewardena, A M Abeygunasekera, T Ketheeswaran  Soil contamination with geohelminth ova in a tea plantation  J S Edirisinghe, D J Weligama  Vaccine storage conditions in clinics in Colombo  Manouri P Senanayake, T U N de Silva History of medicine 176  Wijerama House. Dennis J Aloysius From the journals 179  R L Jayakody Picture stories 181  183 Early amnion rupture sequence, often misdiagnosed as a syndrome  M V C de Silva, W D H Lakshman, D C Gooneratne  Neuroacanthocytosis. Saman G Gunatilake, H Janaka de Silva, Suranjith Seneviratne, Mahilal Fonseka Case reports 185  190  193  195  196  198 Sudden maternal deaths from amniotic fluid embolism  K Nadesan, P Jayalakshmi  Castleman's disease with endocrinopathy and parotid gland enlargement  Neelkanthi Ranatunga, M Muthumala, S A M Kularatne  Vaginal bleeding in infants caused by endodermal sinus tumours  M V C de Silva, M S Fernando, K Amaratnge, S Hennayake  Does beta thalassaemia major manifest clinically at three months of age?  A P Kurukulasuriya, U Kumarasinghe, K T K Perera  Leiomyomatosis peritonealis disseminata presenting as an acute abdomen  Prasantha Wijesinghe  Sternal osteomyelitis.  Rudra Rasaretnam, Chanaka Wijesekera, Dhammika Wickrmasekera Letters 200  201  203  204  205  207 Sri Lankan medical bibliographic resources. V H W Dissanayake  Power cuts and EPI vaccine storage. S I Weeraman  In reply: Power cuts and EPI vaccine storage. M P Senanayake  Female victims of sexual assault. P C Gunasekera, P S Wijesinghe  A study of 100 bicycle accidents. A A Pathirana, J W B Senaratne, A H Sherifdeen  The use of commercially prepared 10% dextrose reduces the incidence of neonatal septicaemia. K A W Karunasekera, D R K C Jayawardena Obituary 209  Prof Nandadasa Kodagoda. Hemamal Jayawardena 212  How to do it: Send an article to the Ceylon Medical Journal