बिदि एंगारहायै जैगाथावनि खमजानाया , गुबैआव , जुनार - बेदर बारायनाइ - मडेल बुंजानाय दासिम लेब'रेथरिआव बाहायजानायखौ सोलियै खालामो ।
The lack of such inevitable progression in fact invalidates the so called animal tumour model used in the laboratory so far .