Vishal Malkan expects midcaps and smallcaps to consolidate in April. Nifty to remain range-bound. Dr Lal PathLabs surges, correction awaited for entry. Weakness in Nifty IT index continues. Malkan says: "I like the main part of PSUs like the PSU banks which are my favourites. Canara Bank and PNB are my top two stocks for this year."